The given problem involves a transfer function G(s) and requires two tasks to be performed. First, we need to draw the Bode chart for the given transfer function. Second, we need to check the stability of the closed-loop system.
a) To draw the Bode chart, we analyze the transfer function G(s) and plot the magnitude and phase responses over a range of frequencies. The magnitude response indicates how the system amplifies or attenuates different frequencies, while the phase response shows the phase shift introduced by the system at different frequencies. By plotting these responses on a logarithmic scale, we can create the Bode chart. b) To check the stability of the closed-loop system, we examine the poles of the transfer function. If all the poles have negative real parts, the system is stable. However, if any pole has a positive real part, the system is unstable. By analyzing the characteristic equation or the pole locations, we can determine the stability of the closed-loop system.
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Steering and suspension question
Answer:
A
Explanation:
All cars have rear steering to a percent it is very little and hard to notice but they turn slightly.
Cars can't rely on rear steering, it's to hard to engineer the rear diff.
Suppose that all the dislocations in 3000 mm3 of crystal were somehow removed and linked end to end. Given 1 m =0.0006214 mile, how far (in miles) would this chain extend for dislocation densities of (a) 10^4 mm^-2 (undeformed metal)? (b) 10^10 mm-2 (cold-worked metal)?
Answer:
please let me know the answer to this because I need to know as well. thanks
What is the meaning of beauty and completeness? In relation to these what are the attributes a Muslim should adopt?
ᴄᴏᴍᴘʟᴇᴛᴇɴᴇꜱꜱ ᴍᴇᴀɴꜱ ᴛʜᴇ ꜱᴛᴀᴛᴇ ᴏꜰ ʙᴇɪɴɢ ᴄᴏᴍᴘʟᴇᴛᴇ ᴀɴᴅ ᴇɴᴛɪʀᴇ; ʜᴀᴠɪɴɢ ᴇᴠᴇʀʏᴛʜɪɴɢ ᴛʜᴀᴛ ɪꜱ ɴᴇᴇᴅᴇᴅ.
ʙᴇᴀᴜᴛʏ ᴍᴇᴀɴꜱ combination of qualities, such as shape, colour, or form, that pleases the aesthetic senses, especially the sight.
Which of the following statements explain the difference between a diesel electrician and a diesel mechanic?
Option A. A diesel electrician works on the electrical systems of diesel engines, while a diesel mechanic works on the mechanical systems of diesel engines.
This means that the electrician focuses on the wiring, electronics, and computer systems, while the mechanic focuses on the engine parts, fuel systems, and other components.Differences Between Diesel Electricians and Diesel MechanicsA diesel electrician focuses on the wiring, electronics, and computer systems of diesel engines, while a diesel mechanic is responsible for the engine parts, fuel systems, and other components.
The electrician is trained in the electrical systems of diesel engines, and is able to diagnose, troubleshoot and repair any electrical issues. The mechanic, on the other hand, is responsible for maintaining, troubleshooting, and repairing the mechanical systems of diesel engines. This includes the engine parts, fuel systems, and other components.Both positions require a specific set of skills, and both are necessary to ensure the efficient functioning of diesel engines.
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can you solve this question
Answer:
eojcjksjsososisjsiisisiiaodbjspbcpjsphcpjajosjjs ahahhahahahahahahahahahahahahhhahahahaahahhahahahahaahahahahaha
Draw the ipo chart for a program that reads a number from the user and display the square of that number ???Anyone please
Answer:
See attachment for chart
Explanation:
The IPO chart implements he following algorithm
The expressions in bracket are typical examples
Input
Input Number (5, 4.2 or -1.2) --- This will be passed to the Processing module
Processing
Assign variable to the input number (x)
Calculate the square (x = 5 * 5)
Display the result (25) ----> This will be passed to the output module
Output
Display 25
The plastic block is subjected to an axial compressive force of 600600 N. Assuming that the caps at the top and bottom distribute the load uniformly throughout the block, determine the average normal and average shear stress acting along section a-aa−a .
The average normal acting along section a is 0.1 MPa
The average shear stress acting along section a is 0.052 MPa
How to solve for the normal and the shear stressWe have to solve for ∑fx from the image that we have
The angle here is sin 30 degrees
V - 600 sin 30 = 0
V = 600 * 0.5
= 300
Next we have to solve for ∑fy = N - 600cos 30 = 0
N = 600 * 0.8660
N = 520 N
We would have to solve for A from here using the value above
50 * 100 / cos 30
= 5773.67
σ = N / A
= 520 N / 5773.67
The average normal stress σ~ 0.1 MPa
t = V / A
= 300 / 5773.67
The shear stress = 0.052 MPa
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.4- The wood structure panel roof diaphragm of a warehouse one-story building is shown in plan view. The calculated roof diaphragm shear capacity is 450 lb/ft in the east-west direction. The roof diaphragm is adequately anchored to the shear wall. a) Calculate the unit shear along the south shear walls b) Calculate the unit shear along the north shear wall c) Calculate the unit shear along the diaphragm in the direction of analysis 40'
The unit shear along the south shear walls is 450 lb/ft.
What is the shear capacity along the south shear walls?The unit shear along the south shear walls of the warehouse one-story building is 450 lb/ft in the east-west direction. Unit shear refers to the shear force per unit length, in this case, per foot, acting on the shear walls. Shear walls play a crucial role in resisting lateral forces and maintaining the structural stability of a building.
In this context, the calculated unit shear of 450 lb/ft indicates the maximum shear force that each foot of the south shear walls can withstand without experiencing excessive deformation or failure. It is important to ensure that the shear walls are designed and constructed to withstand these shear forces adequately.
The adequate anchorage of the roof diaphragm to the shear wall is another important aspect mentioned in the question. Proper anchoring ensures a strong connection between the roof diaphragm and the shear wall, allowing the transfer of shear forces effectively and enhancing the overall structural performance.
By calculating the unit shear, engineers and designers can assess the capacity of the south shear walls to resist the applied forces and ensure the stability and safety of the warehouse building. This information is crucial for designing and evaluating the structural integrity of the building to meet the required safety standards and codes.
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All behavior has
A) A good reason
B) Ethical endangerment
C) Danger
D) Consequences
Answer: d consequences
Explanation:
the tech must know the input signals to the control module to be able to determine what the output signal should be.
The correct answer is the control module's inputs and outputs are checked to see if the system is operating properly.
The fundamental control function is carried out by a control module, which functions independently. Sensors, controllers, actuators, or other control modules can be found inside a control module. Procedural control cannot be executed by control modules; instead, it calls on them to complete a certain task. Connecting an onboard diagnostic (OBD or OBD II) tool to the diagnostic port is the least invasive technique to diagnose your ECM. You may then scan to see if your engine computers have generated any problem codes from there. There are several of these codes, and the handbook for your diagnostic equipment should explain what each one means.
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More _____ are killed from falls than in any other construction occupation.
More construction workers are killed from falls than in any other construction occupation.
Falls are a significant cause of fatalities in the construction industry. Construction workers often perform tasks at heights, such as working on scaffolds, ladders, or rooftops, which puts them at a higher risk of falling accidents. Due to the nature of their work, construction workers are exposed to various hazards, including unstable surfaces, inadequate fall protection systems, and human error. These factors contribute to the higher occurrence of fatal falls compared to other construction-related incidents.
Falls can result in severe injuries and fatalities, making fall prevention and safety measures crucial in the construction industry. Organizations and regulatory bodies have implemented safety guidelines and regulations to minimize the risk of falls and protect workers. These measures include providing proper fall protection equipment, conducting regular safety training, ensuring the stability of working surfaces, and implementing effective fall prevention strategies. Despite these efforts, falls remain a significant occupational hazard in construction, emphasizing the need for continuous vigilance and adherence to safety protocols to protect workers from fall-related accidents
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Draw the Momentum and shear force MNT diagram of the frame system by solving the frame in the figure whose all elements have constant E value by angle method. n=77
The bending moment and shear force MNT diagrams are as follows:
Solved by angle method, the frame in the figure whose all elements have constant E value gives the following shear force and bending moment diagrams.
The frame shown in the figure is solved by the angle method to obtain the shear force (SF) and bending moment (BM) diagram. To obtain the shear force and bending moment diagrams, you must first find the support reactions. The following formulae are used to find the support reactions:
ΣFX = 0, ΣFY = 0 and ΣMA = 0.
The degree of statical indeterminacy (n) of the frame is 3, and the number of joints is 4.
As a result, the degree of kinematical indeterminacy (d) is equal to d = 3 - 4 + r, where r is the number of support reactions. r is equal to 3 in this situation.
Therefore, d = 2. As a result, two equations are required to solve for the unknown support reactions. These two equations can be obtained by taking moments around two of the three supports or by using any other appropriate method. The following steps should be taken to find the shear force (SF) and bending moment (BM) diagrams:
Step 1: Draw the free-body diagram of the frame and choose a suitable origin for calculating moments. The resulting free-body diagram is shown below.
Step 2: To calculate the reaction forces at A, B and C, consider the equilibrium equations of the entire structure. ΣFX = 0, ΣFY = 0 and ΣMA = 0.
Step 3: Cut the beam at point D and calculate the shear force and bending moment in each segment. The resultant free-body diagram is shown below.
Step 4: To calculate the shear force and bending moment at point D, consider the equilibrium equations of the isolated beam. ΣF = 0 and ΣM = 0. The shear force and bending moment diagrams are shown below.
Therefore, the bending moment and shear force MNT diagrams are as follows:
Solved by angle method, the frame in the figure whose all elements have constant E value gives the following shear force and bending moment diagrams.
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Effective operation of roller chain and gear couplings
requires proper
A. lubrication and cooling.
B. lubrication and balance.
C. alignment and balance.
D. alignment and lubrication.
Effective operation of roller chain and gear couplings requires proper alignment and lubrication.
Roller chain coupling are compact and flexible couplings. They are used for low to moderate speed/torque applications. For effective operation they need to be maintained by applying lubrication and aligning.
Gear couplings are used for high speed and torque applications. For effective performance they need to be lubricated frequently and proper alignment is needed.
Hence effective operation of roller chain and gear couplings requires proper lubrication and alignment.
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Required information Problem 11. 3. Mass on a spring - DEPENDENT MULTI-PART PROBLEM - ASSIGN ALL PARTS NOTE This is a multi-part question. Once an answer is submitted, you will be unable to return to this part The vertical motion of mass A is defined by the relation x = cos(101) - 01sin(100, where and are expressed in mm and seconds, respectively. Consider =0. 35 s 3 mm А Problem 11. 3. B - Maximum velocity and acceleration of a mass on a spring Determine the maximum velocity and acceleration of A The magnitude of the maximum velocity and acceleration of Aare mms and mms respectively
The maximum speed of mass A is 101 m/s, and the maximum acceleration of mass A is 10202 m/s2. Maximum velocity is the greatest speed that an object may travel at while in motion.
The displacement function's first and second derivatives with respect to time must be determined: x(t) = sin(0.1sin - cos(101t) (100t)
v(t) = 10cos - 101sin(101t) (100t)
v(t) = sqrt[(-101sin(101t))2 + (-10cos(100t))2] where a(t) = -1012cos(101t) + 1000sin(100t).
is equal to sqrt[10201sin2(101t) + 100cos2(100t)].
When sin(101t) = 1 and cos(100t) = 0, which occurs at t = n/101 for any integer n, |v(t)| reaches its greatest value. The greatest velocity is as follows:
Sqrt[10201 + 0] = |v|max = 101 m/s
|a(t)| = sqrt[(-1012cos(101t))2 + (1000sin(100t))2] is the acceleration function.
= sqrt[10210.2cos(101t) + 10210.6sin(100t)]
The highest value of |a(t)| occurs at t = (2n + )/202 and t = n/100 for any integer n, respectively, when cos(101t) = 1 and sin(100t) = 1. Hence, |a|max = sqrt is the maximum acceleration. [10201^2 + 10^6] = 10202 m/s^2
Consequently, mass A's maximum velocity is 101 m/s, while the maximum velocity of mass B is Mass A accelerates at 10202 metres per second.
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A wind tunnel is used to study the flow around a car. The air is drawn at 60 mph into the tunnel. (a) Determine the pressure in the test section as determined by the manometer. (b) Determine the pre
Answer:
The answer is below
Explanation:
The complete question is attached.
a) Bernoulli equation is given as:
\(P+\frac{1}{2}\rho V^2+ \rho gz=constant\\\\\frac{P}{\rho g} +\frac{V^2}{2g} +z=constant\\\)
Where P = pressure, V = velocity, z = height, g = acceleration due to gravity and ρ = density.
\(\frac{P}{\rho g} +\frac{V^2}{2g} +z=constant\\\\\frac{P}{\gamma} +\frac{V^2}{2g} +z=constant\\\\\frac{P_1}{\gamma} +\frac{V_1^2}{2g} +z_1=\frac{P_2}{\gamma} +\frac{V_2^2}{2g} +z_2\\\\but \ z_1=z_2,P_1=0,V_1=0,V_2=60\ mph=88\ ft/s. Hence:\\\\\frac{P_2}{\gamma} =-\frac{V_2^2}{2g} \\\\P_2=\gamma*-\frac{V_2^2}{2g} =\rho g*-\frac{V_2^2}{2g} \\\\P_2=-\frac{V_2^2}{2}*\rho=-\frac{(88.8\ ft/s)^2}{2} * 0.00238\ slug/ft^3=-9.22\ lb/ft^2\\\\P_2+\gamma_{H_2O}h-\gamma_{oil}(1/12 \ ft)=0\\\\\)
\(\gamma_{oil}=0.9\gamma_{H_2O}=0.9*62.4\ lb/ft^3=56.2\ lb/ft^3\\\\Therefore:\\\\-9.22\ lb/ft^2+62.4\ lb/ft^3(h)-56.2\ lb/ft^3(1/12\ ft)=0\\\\h=0.223\ ft\)
b)
\(\frac{P}{\gamma} +\frac{V^2}{2g} +z=constant\\\\\frac{P_2}{\gamma} +\frac{V_2^2}{2g} +z_2=\frac{P_3}{\gamma} +\frac{V_3^2}{2g} +z_3\\\\but \ z_3=z_2,V_3=0,V_2=60\ mph=88\ ft/s. \\\\\frac{P_2}{\gamma}+\frac{V_2^2}{2g} = \frac{P_3}{\gamma}\\\\\frac{P_3-P_2}{\gamma}=\frac{V_2^2}{2g} \\\\P_3-P_2=\frac{V_2}{2g}*\gamma=\frac{V_2^2}{2g}*\rho g\\\\P_3-P_2=\frac{V_2}{2}*\rho=\frac{(88\ ft/s^2)^2}{2}*0.00238\ slg\ft^3\\\\P_3-P_2=9.22\ lb/ft^2\)
Select the correct text in the passage.
Identify which of the following sentences describes the working of a piezoelectric gauge.
Answer:
The gauge converts the charge into a measurable electrical signal.
Explanation:
trust me
the most notable aspect in managing C/N for downlink designs is
Answer:
Explanation:
In satellite communications, downlink is the establishment of a communications link from an orbiting satellite down to one or more ground stations on Earth. Contrast with uplink.
According to blank law a liquid in a confined space is not compressed.
A. Newton's fourth
B. Charles's
C. Pascal's
D. Boyle's
Answer:
C. Pascal's
Explanation:
Pascal's law states that a liquid in a confined space has equal pressure distribution among the inside of the confined space. Due to this pressure, we know that these fluids cannot be compressed in a confined space any more than they already are.
2. Describe how these variables will be affected by the use of flaps.
a. Lift
b. Drag
c. Takeoff airspeed
d. Takeoff distance
e. Wing camber
The flap is used to lift the aircraft in the air as it provides them with balance.
What are flaps?The flaps' main function is to produce additional pull during decreased airspeed, therefore allowing the aircraft to fly at much low rpm with a reduced chance of crashing.
The flap is used to lift the aircraft in the air as it provides them with balance.
They are used for dragging the aircraft as it provides them with a certain amount of height with increases and lowers it.
The takeoff speed is slowed so relatedly to the flap as the change in the structure for the dynamic effect of the airspeed.
Flap reduces the takeoff distance as a smaller speed is being created, which reduces the feed with the coefficient of lift.
The class have a chamber it provides some hollow stairs through which they can store the good and services also it is sometimes used for oil storage.
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WILL MAKE AS BRAINLEST
I answered some of them can anyone help with the rest?
1. What document granted permission to found and established the boundaries of the Georgia Colony?
The charter
2. Why was Georgia founded as a “buffer colony”?
defend the southern British colonies from Spanish Florida.
3. Why did Oglethorpe originally want to start a new colony in the New World?
He wanted to give debtors another chance at life instead of prison
4. According to the Charter of 1732, what are the three reasons for starting the colony of Georgia?
Charity Economics Defense
5. How did the relationship between Oglethorpe and Tomochichi impact the founding and establishment of the colony of Georgia?
6. Who founded the city of Savannah?
James Oglethorpe
7. Describe, in detail, how the following individuals contributed to the founding of Georgia:
Tomochichi:
Mary Musgrove:
8. What were the Salzburgers able to produce that the colonists of Savannah had trouble producing?
9. Who was the interpreter /ambassador between Oglethorpe and Tomochichi?
10. Who was the leader of the Yamacraw Indians?
11. What did the Malcontents want to happen in Georgia? (Think rules)
12. Who is credited with saving the lives of many colonists from disease (cholera) after he and his people were allowed into the colony of Georgia?
13. What type of colony was Georgia at first? Who would oversee the colony of Georgia?
14. After the Trustee Colony fell, what type of colony would Georgia become?
15. Who “ran” the colony of Georgia once it became a Royal Colony?
16. What rule did the Malcontents want to change the most?
Land
17. When the slavery ban was lifted, Georgia saw a rapid increase in what between 1750-1775?
Agraculture
18. What did the Royal Governors do that help prove they were trying to keep the settlers satisfied? (Think change in rules/laws)
19. What were the five main goods that were sold in the Georgia Colony? Remember WRIST
20. What increased dramatically after the Royal period began?
What type of shading techniques requires using the side of the pencil to add value.
Answer:
YES
Explanation:
NO
;-;
consider the subspace v of c(r) of which an ordered basis is
The matrix representing the linear operator D: V -> V with respect to the given basis B = (sin x, cos x, x sin x, x cos x), is explained below:
We know that,
D(sin x) = cos x
D(cos x) = -sin x
D(x sin x) = sin x + x cos x
D(x cos x) = cos x - x sin x
As per linear combination,
cos x = 0sin x + 1cos x + 0x sin x + 0x cos x
-sin x = 0sin x + 0cos x + 0x sin x + (-1)x cos x
sin x + x cos x = 0sin x + 0cos x + 1x sin x + 1x cos x
cos x - x sin x = 0sin x + 1cos x + (-1)x sin x + 0x cos x
We may now create the matrix that represents D in relation to basis B. The coordinates of the image of each basis vector under the linear operator D are represented in each column of the matrix:
| 0 0 0 0 |
| 1 0 0 -1 |
| 0 0 1 1 |
| 0 1 -1 0 |
Therefore, the matrix representing D with respect to the basis B = (sin x, cos x, x sin x, x cos x) is:
| 0 0 0 0 |
| 1 0 0 -1 |
| 0 0 1 1 |
| 0 1 -1 0 |
Thus, this matrix represents the linear operator D when applied to vectors in the subspace V spanned by the basis B.
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For the siphon shown in Figure, determine the flowrate out of the siphon and the absolute
pressure at the crest of the siphon assuming that there is no losses through the pipe.
2.00 m
Del
50-mm-diameter
Oil (s.g. =0.82)
5.00 m
A large gas-turbine power plant delivers a net power output of 325 MW to an electric generator. The minimum temperature in the cycle is 300 K, and the maximum temperature is 1500 K. The minimum pressure in the cycle is 100 kPa, and the compressor pressure ratio is 12. Calculate the power output of the turbine, the back work ratio, and the thermal efficiency of the cycle. Also, determine the improved thermal efficiency if a regenerator, with an effectiveness of 85 percent, were installed in the power plant.
Answer:
A) Power output = 541.67 MW
B) Backwork ratio = 0.4
C) Improved thermal efficiency = 0.598
Explanation:
We are given;
Net power output; W'_net = 325 MW
Minimum Temperature; T1 = 300 K
Maximum Temperature; T4 = 1500 K
Compression Pressure ratio;P2/P1 = 12
From online tables, we have the following properties of air;
Specific heat capacity; C_p = 1.004 KJ/Kg
Adiabatic constant; k = 1.4
Temperature at stage 2 will be given by the formula;
T2 = T1(P2/P1)^((k - 1)/k)
Plugging in the relevant values gives;
T2 = 300(12)^((1.4 - 1)/1.4)
T2 = 610.18 K
Similarly, Temperature at stage 3 will be;
T3 = T4(P2/P1)^((k - 1)/k)
Plugging in the relevant values gives;
T3 = 750(12)^((1.4 - 1)/1.4)
T3 = 1525.45 K
Now, let's calculate the specific heat addition given by the formula;
q = C_p(T3 - T2)
q = 1.004(1525.45 - 610.18)
q = 918.93 KJ/Kg
Let's now calculate the specific net work output;
w_net = C_p[(T3 - T4) - (T2 - T1)]
w_net = 1.004[(1525.45 - 750) - (610.18 - 300)]
w_net = 467.13 KJ/Kg
A) Power output is given by;
W_T = (W'_net/W_net) × C_p(T3 - T4)
W_T = (325/467.13) × 1.004(1525.45 - 750)
W_T = 541.67 MW
B) back work ratio is;
f = (T2 - T1)/(T3 - T4)
f = (610.18 - 300)/(1525.45 - 750)
f = 0.4
C) Thermal efficiency is given by;
η = w_net/q
Since we are told that a regenerator, with an effectiveness of 85 percent, were installed in the power plant.
Thus;
η = (w_net/q)÷0.85
η = (467.13/918.94) ÷ 0.85
η = 0.598
Write an
algorithm and draw a flowchart to convert the length in feet to
centimeter
Answer:
blah blah blah sh ut up read learn
on your everyday life, which thing involving electronics matter to you most that missing it may ruin your day?
Answer: definitely my phone
Explanation: My phone is a necessity in my life as i can play games on it talk to my friends and family watch some videos to entertain myself so if it one days goes missing i will want to definitely forget that day but i can always play soccer to entertain my self to to sometimes forget my phone.
What is the acceleration of a 0.8 kg vehicle powered by 0.07 N of force?
Using the Newton's second law of motion we will see that the acceleration is 0.0875 m/s^2.
What is the acceleration of the vehicle?The acceleration of a vehicle is determined by the force acting on it and its mass, as described by Newton's second law of motion:
F = m * a
where F is the force acting on the object, m is the mass of the object, and a is the resulting acceleration.
In this case, the force acting on the vehicle is 0.07 N, and the mass of the vehicle is 0.8 kg. Substituting these values into the equation above, we get:
0.07 N = 0.8 kg * a
Solving for a, we get:
a = 0.07 N / 0.8 kg
a = 0.0875 m/s^2
Therefore, the acceleration of the 0.8 kg vehicle powered by 0.07 N of force is 0.0875 m/s^2.
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the strain in member ab was measured to be 8.9 x 10-4. if the member is an l3 x 2 ⁄1 2 x ⁄1 4 of a36 steel, determine the following. a. what is the change in length in inches? b. what is the force in the member, is it tension of compression? c. assume that the individual forces applied at each node are all equal. what is the total force applied to the truss and what are the reactions? d. without solving the entire truss what is the maximum tension force one needs to consider for the design of this truss?
The strain in member AB is measured to be 8.9 x 10^-4.Axial strain,
ε = ΔL/LLet the total length of the member AB be ‘L’. The change in length in inches can be given as,
ΔL = εL
= (8.9 x 10^-4) x LInches
= 8.9 x 10^-4 x L x 12 inches
= 0.01068 L inches Axial force in the member AB,
F = σAWhere σ is the stress developed in the member and ‘A’ is the cross-sectional area of the member.σ can be calculated by,σ = E εWhere E is the modulus of elasticity of the material. From AISC manual, the modulus of elasticity of A36 steel is given as 29,000 ksi. Cross-sectional area of L3 x 2 1/2 x 1/4
= 3.52 in^2Let us assume that the force in the member AB is in tension. Direction of the force is from joint A to joint B.
F = σA= 29,000 × 8.9 x 10^-4 × 3.52
= 91.03 kips Thus, Therefore, the total force applied to the truss is 2 x 10 + 91.03 = 111.03 kips.The vertical reactions can be calculated using the force balance equation in the vertical direction,RAV + RDV = 111.03 kipsSince the truss is symmetric about the y-axis,
= 111.03/2
= 55.52 kipsThe horizontal reactions can be calculated using the force balance equation in the horizontal direction,RAH + RDH
= 0Therefore, RAV
= - RDHLet us take the direction of RAH to be from A to D, and RDH to be from D to A. Then, RAH
= - RDH
= - RAHRAH
= RDH
= 0.5 x 111.03
= 55.515 kips The maximum tension force one needs to consider for the design of this truss is the force in member AB, i.e., 91.03 kips.
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the behavior of nanoscale structures is different from macroscale and even microscale structures due to two factors mentioned in the text. what are those two factors?
The behavior of nanoscale structures differs from macroscale and microscale structures due to two key factors: surface-to-volume ratio and quantum effects.
Firstly, the surface-to-volume ratio plays a significant role in nanoscale structures. As the size decreases to the nanoscale, the surface area of the structure becomes relatively larger compared to its volume. This increased surface area results in a higher proportion of atoms or molecules being located at the surface.
Consequently, surface effects become more dominant, influencing the overall behavior of the nanoscale structure. Surface interactions, such as adsorption, catalysis, and surface energy, have a stronger influence on the properties and performance of nanomaterials. Secondly, quantum effects become more pronounced at the nanoscale.
At such small dimensions, particles exhibit quantum behavior, where quantum mechanical principles govern their properties. Quantum effects, such as quantum confinement, tunneling, and quantized energy levels, can significantly impact the electronic, optical, and magnetic properties of nanoscale structures. These effects arise due to the discrete nature of energy levels and the confinement of particles within the nanoscale dimensions.
Together, the surface-to-volume ratio and quantum effects contribute to the distinct behavior observed in nanoscale structures, making them fundamentally different from larger-scale structures. These factors enable unique properties and applications in nanotechnology and nanoscience.
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Which of these properties generally applies to transfer lines? A. It is difficult to introduce product modifications. B. It is difficult to store products between individual machines. C. The process can run even if one of the machines fails. D. Products can take different paths through the system.
Answer:
It is difficult to introduce products modification
1) Speed data collected on an urban road way yielded a standard deviation in speed of ± 4.5mi/hr. a) If an Engineer wishes to establish to estimate the average speed on the roadway at 95% confidence level so that the estimate is ± 1.3mi/hr. of limit of acceptable error, how many spot speeds should be collected?
The engineer should gather at least 52 spot speeds to estimate the average speed on the roadway with a 95% confidence level and a margin of error of 1.3 mi/hr.
How to calculate the valueWe can use the formula: n = (Z * σ / E)²
In this scenario, we want to estimate the average speed on the road with 95% confidence and a margin of error of 1.3 miles per hour. As a result, we can specify:
Z = 1.96 (for 95% confidence level)
σ = 4.5 mi/hr
E = 1.3 mi/hr
n = (1.96 * 4.5 / 1.3)² = 51.5
n = 52.
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