Glad hands are used to connect the service and emergency air lines from the truck or tractor to the trailer.
These connections are important for the operation of the trailer's braking system. The glad hands seal the air lines and allow compressed air to flow between the truck and trailer, which then triggers the trailer brakes to apply or release. Additionally, some glad hands also include electrical connectors for the trailer's lighting system, but their primary purpose is to provide a secure connection for the air brake lines.
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In the Midwest and other parts of the country black, red and blue are used for which of the following? A. Lower voltage systems B. Higher voltage systems C. They are not used for identification.
1. technician a says that a prerequisite to accurate road-testing analysis is knowing what planetary controls are applied in a particular gear range. technician b says that all slipping conditions can be traced to a leaking hydraulic circuit. who is correct?
Technician A's assertion is correct, while Technician B's assertion is incorrect.
Technician A is correct that knowing what planetary controls are applied in a particular gear range is a prerequisite to accurate road-testing analysis while Technician B's assertion that all slipping conditions can be traced to a leaking hydraulic circuit is incorrect.The purpose of planetary controls is to achieve specific gear ratios.
A planetary gear set is a combination of gears and is used to achieve multiple gear ratios. In a transmission, they are used to shift gears without using clutch packs. Planetary gearsets have multiple variations in their designs to suit the specific needs of different types of transmissions.
Hence, planetary controls play a significant role in a particular gear range, making it essential to understand them when performing road-testing analysis.
Conversely, Technician B's assertion is incorrect because not all slipping conditions can be traced to a leaking hydraulic circuit. Slipping conditions may also be caused by a worn clutch pack, a damaged gear, or a faulty solenoid valve.
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Assemblies have reference planes. True or false
To answer your question, yes they do.
suggest in what ways burton could improve the process of producing snowboards, as well as their operations and their logistics systems, to strengthen and sustain their competitiveness, moving forward.
The ways that burton could improve the process of producing snowboards, as well as their operations and their logistics systems are; Explained below
Business Efficiency and ProductivityFor burton to improve their competitive advantage, they can adopt various business methods to improve their performance as follows;
Logistics and supply chain management are very important factors that can be used to improve upon the competitiveness of business. Thus, snowboards flow should be well managed to gain improvement in efficiency and effectiveness of delivery which will ensure patronage of prospective customers.
Logistics systems perform various operations that leads to the competitive advantage I spoke about earlier. Finally, the production department should ensure that they produce quality products such that customers are motivated to repurchase.
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What is resonance as in ultrasound waves formation using magnetostriction method
Answer:
Resonance is when the frequency of the vibrating quartz rod is equal to the frequency of the LC tank circuit.
assuming the tube surface to have a uniform temperature corresponding to that of the phase change, determine the water outlet temperature and total heat transfer rate for a water flow rate of 0.1 kg/s and an inlet temperature of 60 c. if h w 0.25 m, how long would it take to completely liquefy the paraffin, from an initial state for which all the paraffin is solid and at 27.4 c?
Time required to melt paraffin is \(t_{m} =4660s = 1.29 hours\)
What is liquefaction?Liquefaction is the term for the phase transitions from solid to liquid (melting) and from gas to liquid (condensation, respectively). The temperature and pressure at which a solid transforms into a liquid is known as the melting point (sometimes referred to as the liquefaction point).The time taken to liquify the paraffin,
\(T= 27.4^{o}\)
so, \(\frac{T-T_{0} }{T-T_{1} } = exp(\frac{-PidLb}{mxcp} )\)
Here, the Reynolds number is donated by \(R_{eD}\).
So, \(R_{eD}\) = \(\frac{4m}{pi*D*m}\)= \(\frac{4*0.1}{pi*0.025*467*10^{-6} }\)
Therefore, \(R_{eD}\) = 10,906
h = ?
Given, water flow rate = 0.1 kg/s
so, \(h = \frac{NneudK}{D} =\frac{k}{D} *00.023*R_{eD}^{4/5}* P^{0.3} _{o}\)
=\(\frac{0.653}{0.025} *0.023*10906^{4/3} *2.99^{0.3}\)
therefore, 'h' = \(1418\frac{w}{m^{2}* k}\)
so, \(T_{0} =T-(T-T_{i})exp(\frac{piDlh}{mcp} )\)
by substituting, we get
\(T_{0}=27.4-(27.4-60)exp(\frac{-pi*0.25*3*1418}{0.1*4185})\)
Therefore, \(T_{0}=42.17^{o}\)
As per the balance energy equation, we get
\(q=h_{i} C_{p} (T_{i} -T_{0} )=0.1*4185*(60-42.17) = 7500 watts\)
with the help of balance energy, we can calculate the time required to melt paraffin
so, \(q*T_{m} = P_{v}h_{s} f\)
\(=PL(wH-\frac{pid^{2} }{4})h_{s} f\)
so, \(T_{m} =(770*3)* \frac{(0.25*\frac{0.25^{2} -pi}{4} *0.025)^{2}}{750} h_{s} f\)
Therefore, time required to melt paraffin is \(T_{m} =4660 seconds= 1.29 hours\)
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The denity of a certain type of jet fuel i 775 kg/m3. Determine it pecific gravity and pecific weight
The correct answer is Specific weight: w = [weight ÷ volume] = [9N ÷ 0.001m³] = 9000N/m³Density: w = [ × g] Where, g = acceleration due to gravity = 9.81m/sec². Specific gravity: G = [density of liquid ÷ density of water] As you know, The density of water = 1000kg/m³.
The density of a substance is divided by the density of water at 4 degrees Celsius to determine its specific gravity. The density of the substance and the density of the water must be represented in the same units for the calculation.distinguishes While specific weight has dimensions, specific gravity is a dimensionless number. The gravitational field has no effect on a material's specific gravity, but it does have an effect on a material's specific weight. A substance's "Specific Gravity" is determined by dividing its mass by the mass of an equivalent volume of water at the same pressure and temperature.
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For the three-point bending test set up in this lab, what would be the shear force and moment distributions along the beam axis
Answer: So to calculate the flexural strength (σ), multiply the force by the length of the sample, and then multiply this by three. Then multiply the depth of the sample by itself (i.e., square it), multiply the result by the width of the sample and then multiply this by two
Explanation:
The gross weight of a two-place Piper Cherokee is 2000lb and its wing area is 160 ft^2. What is its wing loading
Answer:
\(W = 12.5\ lb/ft^2\) --- in \(lb/ft^2\)
\(W = 598.503N/m^2\) --- in \(N/m^2\)
Explanation:
Given
\(Weight=2000lb\)
\(Area = 160ft^2\)
Required
Determine the wing loading (W)
Wing loading is calculated using:
\(W = \frac{Weight}{Area}\)
Substitute values for Weight and Area
\(W = \frac{2000lb}{160ft^2}\)
\(W = 12.5\ lb/ft^2\)
The answer can also be converted to N/m^2
\(1\ lb = 4.4482216153N\)
\(1ft^2 = 0.092903m^2\)
So, we have:
\(W = \frac{12.5 * 4.4482216153N}{0.092903m^2}\)
\(W = \frac{55.6027701912N}{0.092903m^2}\)
\(W = 598.503N/m^2\)
Hence, the wing loading is:
\(W = 12.5\ lb/ft^2\) --- in \(lb/ft^2\)
\(W = 598.503N/m^2\) --- in \(N/m^2\)
We have a sinusoidal current i(t) that has an rms value of 20a, a period of 1ms, and reaches a positive peak at t=0.3ms.
write an expression for the current with time measured in seconds in the form i(t)=imcos(ωt+θ).
The expression for the current in the form i(t) = im*cos(ωt+θ) is: i(t) = 28.28*cos(2π x 1000 t + 0.942) A
To write the expression for the given sinusoidal current i(t) in the form i(t) = im*cos(ωt+θ), we need to determine the amplitude im, the angular frequency ω, and the phase angle θ.
The given current has an rms value of 20A, which means that the amplitude of the current is:
im = √2 * Irms = √2 * 20A = 28.28A (approx.)
The period of the current is 1ms, which corresponds to a frequency of:
f = 1 / T = 1 / (1ms) = 1 kHz
The angular frequency is:
ω = 2πf = 2π * 1 kHz = 2π x 1000 rad/s
The current reaches a positive peak at t = 0.3ms, which corresponds to a phase angle of:
θ = ωt - π/2 = (2π x 1000 rad/s) x (0.3 x 10^-3 s) - π/2 ≈ 0.942 radians
Therefore, the expression for the current in the form i(t) = im*cos(ωt+θ) is:
i(t) = 28.28*cos(2π x 1000 t + 0.942) A
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Before finishing and installing a shelved cabinet you just constructed, you need to check the
nside corners for 90 degree angles. Which hand tool would meet the needs of this task?
Answer:
Carpenter's square
Explanation:
The most common hand tool used to measure or set angles with its application extending to setting angles of roofs and rafters. Another name of a Carpenter's square is a framing square.
Other hand tools that are used to measure angles are;
The combination square that allows a user to set both 90° and 45° anglesA Bevel that allows users to set any angle they like.A Protractor that resembles a bevel but its marks are marked in an arc.An electromagnetic angle finder which gives a reading according to the measure of the arms adjusted by the user.We consider three different hash functions which produce outputs of lengths 64, 128 and 160 bit. After how many random inputs do we have a probability of ε = 0. 5 for a collision? After how many random inputs do we have a probability of ε = 0. 1 for a collision?
For ε = 0.1, approximately 2.147 random inputs are needed for a collision. The number of inputs required for the hash functions producing outputs of lengths 128 and 160 bits using the same formula.
To determine the number of random inputs needed to achieve a specific probability of collision, we can use the birthday paradox principle. The birthday paradox states that in a group of people, the probability of two individuals having the same birthday is higher than expected due to the large number of possible pairs.
The formula to calculate the approximate number of inputs required for a given probability of collision (ε) is:
n ≈ √(2 * log(1/(1 - ε)))
Let's calculate the number of inputs needed for ε = 0.5 and ε = 0.1 for each hash function:
For a hash function producing a 64-bit output:
n ≈ √(2 * log(1/(1 - 0.5)))
n ≈ √(2 * log(2))
n ≈ √(2 * 0.693)
n ≈ √(1.386)
n ≈ 1.177
For ε = 0.5, approximately 1.177 random inputs are required to have a probability of collision.
For ε = 0.1:
n ≈ √(2 * log(1/(1 - 0.1)))
n ≈ √(2 * log(10))
n ≈ √(2 * 2.303)
n ≈ √(4.606)
n ≈ 2.147
For ε = 0.1, approximately 2.147 random inputs are needed for a collision.
Similarly, we can calculate the number of inputs required for the hash functions producing outputs of lengths 128 and 160 bits using the same formula.
Please note that these calculations provide approximate values based on the birthday paradox principle. The actual probability of collision may vary depending on the specific characteristics of the hash functions and the nature of the inputs.
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the upper joint is directly above the lower joint when
viewed from the side
Answer: zero caster
Explanation:
can you give me a paragraph on What is Electrical Engineering and why is it considered the largest branch of Engineering? I really need help.
Modern vehicles complex systems perform all of the following functions except
Modern cars' complex systems perform all the foregoing functions, with the exception of assisting in the preservation of resale value.
It includes complex electrical, electronic, or physical systems that are meant to enhance economy, decrease emissions, or keep vehicle passengers safe.The primary systems of a car are the engines, fuel tank, gearbox, electrical grid, cooling & lubricating system.In this, the chassis comprises the suspension, braking system, rims, and bodywork.Modern cars' sophisticated systems fulfill all of the foregoing purposes, except for assisting in the retention and residual value.Therefore, the answer is "helping retain resale value".
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he period during annealing where there is little change in ductility and yield strength but typically a large change in electrical conductivity and corrosion resistance is called:
The "recovery" stage is the time during annealing when there is little change in ductility and yield strength but usually a significant change in electrical conductivity and corrosion resistance.
What takes place when annealing?The metal is heated to a certain temperature during the annealing process so that recrystallization can take place. Any flaws brought on by the metal's deformation are now fixed. After maintaining that temperature for a predetermined amount of time, the metal is cooled to room temperature.
What transpires to metals when they are annealed?The physical and occasionally chemical qualities of a material are altered during the annealing process, which increases ductility and decreases hardness to make a material more workable.
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cold-working strengthens a metal by: group of answer choices increasing the number of dislocations which interns interfere with the further movement of the dislocations
Increasing the hardness of the metal, increasing the strength of the metal, reducing the ductility of the metal.
What is ductility?
Ductility is the ability of a material to deform under tensile stress; it is often characterized by the material’s ability to be stretched into a wire. Ductility is an important mechanical property of materials, as it allows them to be formed into a variety of shapes and parts. Metals are generally more ductile than other materials and are often used in applications that require flexibility. Ductility is closely related to malleability, which is the ability of a material to be hammered or rolled into a thinner shape.
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A continuous and aligned fiber-reinforced composite is manufactured using 80 vol% aramid fiber (a kevlar-like compound) embedded nylon 6-6. A part for a high-performance aircraft utilizes this composite. If the part experiences 953 lb-f (pounds force) along the fiber alignment axis, what is the force conveyed by the fibers ?
Answer:
the force conveyed by the fibers is 947.93 lb-f
Explanation:
Given the data in the question;
V_f = 80% = 0.8
V_m = 1 - V_f = 1 - 0.8 = 0.2
Now,
length of fibre L_f = length of Nylon L_n
V_f = A_f × L_f = 0.8
V_m = A_n × L_n = 0.2
so
V_f/V_m = A_f/A_n = 0.8/0.2
A_f/A_n = 4
now, the strains in fibre is equal to strains in nylon
(P/AE)f = (P/AE)n
P_f/A_fE_f = P_n/A_nE_n
P_f = (A_f/A_n)(E_f/E_n)(P_n)
P_f = ( 4 )( 131 / 2.8 )(Pn)
P_f = 187.14Pn
and P_n = Pf / 187.14
Hence
given that P_total = 953 lb-f
P_f + P_n = 953
P_f + ( P_f / 187.14 ) = 953
P_f( 1 + ( 1 / 187.14 ) ) = 953
P_f( 1.00534359 = 953
P_f = 953 / 1.00534359
P_f = 947.93 lb-f
Therefore, the force conveyed by the fibers is 947.93 lb-f
The output voltage of a power supply is normally distributed with mean 12 V and standard deviation 0.11 V. If the upper and lower specifications for voltage are 12.15 V and 11.85 V respectively, what is the probability that the power supply selected at random will confirm to the specifications on voltage?
Answer:
82.62%
Explanation:
The z score is a score used in statistics to determine by how many standard deviations the raw score is above or below the mean. The z score is given by:
\(z=\frac{x-\mu}{\sigma} \\\\where\ x=raw\ score,\mu=mean\ and\ \sigma=standard\ deviation.\\\\Given \ that\ \mu=12V, \sigma=0.11V.\\\\For\ x<12.15V:\\\\z=\frac{12.15-12}{0.11} =1.36\\\\For\ x>11.85V:\\\\z=\frac{11.85-12}{0.11} =-1.36\\\\\)
From the normal distribution table, P(11.85 < x < 12.15) = P(-1.36 < z < 1.36) = P(z < 1.36) - P(z < -1.36) = 0.9131-0.0869 = 0.8262 = 82.62%
which method of foam application would be well suited for a flammable liquid spill near the exterior wall of a building?
Closed cell foam application would be best suited for a flammable liquid spill near a building wall.
What is Flammable?Flammable materials are materials that are easily ignited and can quickly burn in the presence of an open flame or spark. Common items that are considered flammable include gasoline, wood, paper, plastic, rubber, and some fabrics. Flammable materials often have a flash point, which is the lowest temperature at which they will combust. In addition, items such as paint, paint thinner, and aerosol cans can also be classified as flammable. It is important to store these materials in designated areas away from open flames or other heat sources.
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What type of socket is best used on rusted or severely tight fasteners?
Use a 6-point socket for a traditional hex-head bolt. That will reduce the chance of accidentally rounding the head or nut.
observation that r2 and /?3 in effect are in parallel (because the ideal op amp forces a virtual ground at the inverting input terminal). use this observation to derive an expression for the gain (v()/vt) by first finding (vx/vz) and (v0/vx). for the latter use the voltage-divider rule applied to /?4 and (/?21| /?3)
Rx is the individual resistor across which the output voltage drop is being measured, and VRx is the voltage divider formula for a circuit with many resistors.
The distribution of the input voltage among the divider's parts produces voltage division. Two resistors linked in series with the input voltage applied across them and the output voltage emerging from the connection between them serve as a straightforward example of a voltage divider. The currents flowing through the resistors R1 and R2 are I1 and I2, respectively, while the voltage across each element is VS. At node P, the KCL equation will be. IS=I1+I2. Replace I1=VSR1 and I2=VSR2 in the equation above.
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an ideal step-up transformer with turn ratio 1:20 is supplied with an input power of 110 w. if the output voltage is 270 v, calculate the output power (in w) and input current (in a).
Therefore, the input current is 0.122 A, and the output power is 32.94 W.
Using the turn ratio and the input voltage, which can be obtained from the input power and input current, the step-up transformer's output voltage can be calculated. Ohm's Law can be used to compute the input current. Using the input power and input current, we will first determine the input voltage:
Input Voltage (V) * Input Current = Input Power (P) (I)
Input Voltage (V) is calculated as Input Power (P) / Input Current (I)
Making the following substitutions: Input Voltage (V) = 110 W / Input Current (I)
Next, we'll figure out the input current using the turn ratio:
Input Voltage (V) * Turn Ratio equals output voltage (V) (N)
Output voltage divided by input voltage equals turn ratio (N) (V)
Input Current (I) = Output Voltage (V) / (Turn Ratio (N) * Input Voltage (V)
= 20 * Input Voltage (V) * 270 V = Input Current (I)
The input current will then be determined by substituting the computed input voltage value:
= 20 * 110 W / Input Current (I) / Input Current (I) = 270 V
= 20 * 110 W / Input Current (I) = 270 V
Input Current (I) is equal to (20 * 110 W / 270 V * I).
Input Current (I) is equal to (270 V*I) / 2200 W.
= 0.222 A is the input current (I).
Output Voltage (V) * Output Current = Output Power (P) (I)
Power Output (P) = 270 V * Current Output (I)
Output Power (P) / Output Voltage equals Output Current (I) (V)
Output Power (P) / 270 V = Output Current (I)
Power Output (P) = 0.122 A * 270 V
Power Output (P) = 32.94 W
Therefore, the input current is 0.122 A, and the output power is 32.94 W.
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a capacitor has a capacitance of 55.0 μf. if you want to store 155 j of electric energy in this capacitor, what potential difference do you need to apply to the plates?
Potential difference need to be apply to plates of capacitors is 5.63.
The capacitor is a two-terminal electrical device that stores energy in the form of electric charges.
C=55.0μf
E=155j
E=1/2cv^2
E=1/2*55.0*v^2=155
v=155*2/55.0=5.63v
potential difference is 5.63v.
The energy stored in a capacitor is nothing but the electric potential energy and is related to the voltage and charge on the capacitor. If the capacitance of a conductor is C, then it is initially uncharged and it acquires a potential difference V when connected to a battery.
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what input signal of the 74192/74193 up/down counter can clear the counter to 0? group of answer choices
The 74192/74193 up/down counter can be cleared to 0 by applying a clear signal to the appropriate input pin.
In the 74192, the clear signal is applied to pin 1 (Clear), and in the 74193, the clear signal is applied to pin 15 (Clear). When the clear input is activated, the counter is reset to 0, regardless of the current count value or direction.
It's worth noting that the specific clear input signal may vary depending on the implementation of the counter circuit. In some designs, the clear input may be active low (i.e., a logic 0 clears the counter), while in others it may be active high (i.e., a logic 1 clears the counter). It's important to refer to the specific datasheet for the device being used to determine the correct clear input signal.
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PLZ HELP I GIVE BRAINLIEST!!
FILL THE BLANK.
Data visualization involves using _____ to represent and present data. Select all that apply.
A. graphs
B. reports
C. charts
D. maps
Data visualization involves using A. graphs, C. charts, and D. maps to represent and present data.
What visual elements are commonly used in data visualization to represent and present data effectively?Data visualization involves using various visual elements, such as graphs, charts, and maps, to represent and present data effectively.
Graphs are graphical representations that use points, lines, bars, or other symbols to show relationships, trends, and comparisons between data points. They are commonly used to display numerical data in a visual format, making it easier to understand and interpret.
Charts are visual representations that use different types of diagrams, such as pie charts, bar charts, or line charts, to present data in a structured and organized manner. They provide a visual summary of data and allow for quick comparisons and analysis.
Maps are visual representations that use geographical or spatial information to display data. They show data in relation to specific locations, allowing for the analysis of patterns, distributions, and relationships based on geographic context.
By utilizing graphs, charts, and maps, data visualization enables individuals to grasp complex information, identify patterns, make informed decisions, and communicate insights effectively.
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A wastewater treatment plant has a flow of 35,000 m3 /day. Calculate the mass of sludge wasted each day (QwXw, expressed in kg/day) for an activated-sludge system operated at a solids retention time (SRT) of 5 days. Assume an aeration tank volume of 1,640 m3 and an MLSS concentration of 2,000 mg/L.
Answer:
sorry di ko alam
Explanation:
To most efficiently solve this problem, you should divide the rod into pieces of charge that consist of To most efficiently solve this problem, you should divide the rod into pieces of charge that consist of thin lines of charge of length L and a very small cross section. Thin "slices" of the rod cut parallel to the axis of the rod. Thin "slices" of the rod cut perpendicular to the axis of the rod
Divide the rod into bits of charge made up of thin slices of the rod that have been sliced perpendicular to the rod's axes in order to solve this problem as quickly as possible.Choice C.
What is electric potential created by a punctual charge?A measure of the electric field that a charge at a particular place A can acquire is called the electric potential.By using the following expression, the electric potential, V, of the electric field produced by a point charge, Q, is determined.
V = k (Q/R)
Where
Q represents the charge, while V is the electric potential.
The distance is R.
The constant is K.
One or more timely charges can produce the electric potential.
If there are numerous punctual charges present in the electric field, the total electric potential, Vt, is produced by adding the individual electric potentials, Vn, that were made by each charge at that location.
Vt = V1, V2, V3,..., and Vn
Charges are distributed in a line along the rod in the exposed example.
Thus, a rod of length L exists.The positive charge Q is dispersed over the length of this rod.
One of the rod extremes is set at a distance D from an A point.
Finding a method to compute electric potential is necessary.
V.Vt = K dQ / R
where the charge differential (dQ) equals (dL)Therefore, we must apply a charge difference, dQ, anywhere along the rod.R will then represent the distance from dQ to point A.
The sum of numerous puntual Vs is the total V.Option C is the most accurate approach to calculate it.thin rod slices that have been sliced perpendicular to the rod's axes.
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Match the terms with the correct definitions.
professionals who design,
1. civil engineers
construct, and maintain the built
environment
the document that is the result of
2. environmental assessment
3. environmental impact statement
an environmental impact assessment
(EIA)
a governmental regulatory process
in which a proposed building is analyzed
to determine if it will have a negative
impact on the surrounding environment
a type of civil engineer who focuses
on the relationship between geology
(i.e., the ground), and the foundation and
superstructure of a building or structure
the number of residential building
projects that have broken ground in a
given month; used as an economic
indicator by the U.S. Department of
Commerce
4. geotechnical engineer
5. housing starts