As compared to planar LED structure, Dome LEDs have power efficiency, effective emission area and a) Greater, lesser, reduced b) Higher, greater, reduced c) Higher, lesser, increased d) Greater, greater, increased 18. In a multimode fiber, much of light coupled in the fiber from an LED is: a) Increased b) Reduced c) Lost d) Unaffected 19. The internal quantum efficiency of LEDs decreasing with temperature. a) Exponentially, decreasing b) Exponentially, increasing c) Linearly, increasing d) Linearly, decreasing 20. In silicon, the thermal energy available at room temperature is enough to cause some electrons to move to the conduction band. State whether the given statement is true or false. a) True b) False 21. At high temperatures, an intrinsic semiconductor material will have more electrons than holes. State whether the given statement is true false. a) True b) False External radiance. 22. In extrinsic silicon, the Fermi energy will be closer to the conduction band when there are more electrons in the conduction band than holes in the valence band. State whether the given statement is true or false. a) True b) False 23. The depletion layer in a pn junction is created by the diffusion of majority free carrier into the adjacent material where there are fewer carriers of that type. State whether the given statement is true or false. a) True b) False 24. The depletion layer in a pn junction contains a large number of free carriers such as electrons and holes. State whether the given statement is true or false. a) True b) False

Answer:

Check the explanation

Explanation:

Kindly check the attached image below to see the step by step explanation to the question above.

Items such as gloves, safety goggles, shoes, earplugs, respirators, hard hats, coveralls, vests, and full body suits are examples of personal protection equipment.

Wearing a safety helmet when using a power tool, donning the proper protective clothing when working with chemicals, and taking all necessary safety precautions when operating machinery are all examples of how to use equipment correctly to safeguard their own health and the health and safety of their coworkers.

Healthcare Facilities Using PPE Gloves shield the hands; gowns or aprons shield the skin or clothing; masks and respirators shield the mouth and nose; goggles shield the eyes; and face shields shield the full face. consisting of goggles, gloves, gowns, shoe covers, head coverings, masks, and respiratory equipment.

PPE, or personal protective equipment, is gear that shields users from harm to their health or the danger of accidents. It may consist of equipment like safety harnesses, gloves, eye protection, high-visibility clothes, safety footwear, and respiratory protective equipment (RPE).

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Answer:c

Explanation:

Modifications of the original drug structure are very important **to reduce the side effects (option a).

When developing and optimizing drugs, modifying the chemical structure of the original compound can help minimize adverse effects. By making structural changes, researchers aim to improve the drug's selectivity, potency, and pharmacokinetic properties while reducing the likelihood and severity of side effects.

Drug molecules interact with specific targets in the body, such as proteins or enzymes, to produce the desired therapeutic effect. However, these interactions can also affect other biological processes, leading to unintended side effects. Modifying the drug structure can help enhance selectivity, focusing its action on the intended target and reducing interactions with off-target proteins or pathways that may contribute to side effects.

Additionally, structural modifications can impact the drug's metabolism, distribution, and elimination from the body, influencing its pharmacokinetics. Altering the chemical structure can improve the drug's bioavailability, stability, and clearance, ultimately optimizing its therapeutic efficacy while minimizing unwanted effects.

On the other hand, increasing reactivity (option b) is not a primary reason for modifying the drug structure. Reactivity refers to the ability of a compound to undergo chemical reactions. While some modifications may enhance the reactivity of a drug, it is not the main focus when making structural changes. The primary goal is typically to improve the drug's pharmacological properties and minimize side effects.

In summary, modifications of the original drug structure are primarily important **to reduce the side effects** (option a). By altering the chemical structure, drug developers aim to enhance selectivity, improve pharmacokinetic properties, and optimize therapeutic efficacy while minimizing the likelihood and severity of adverse reactions.

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To find the area of the walk, we need to first find the area of the yard itself, which is 33 ft x 43 ft = 1,479 sq ft. Since the walk is 2 ft wide along the fence on all four sides, we can subtract the area of the yard from the area of the yard plus the walk to find the area of the walk.

To calculate the area of the yard plus the walk, we need to add 2 ft to each dimension of the yard. So the new dimensions are 35 ft x 45 ft, which gives us an area of 1,575 sq ft.

Subtracting the area of the yard (1,479 sq ft) from the area of the yard plus the walk (1,575 sq ft) gives us the area of the walk, which is:

1,575 sq ft - 1,479 sq ft = 96 sq ft

Therefore, the area of the walk is 96 sq ft.

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Both forms of the Risk Management Framework (RMF) illustrate a systems engineering process as a way to plan, design, and build a complicated system.

Engineering is a discipline and profession that involves the application of scientific, mathematical, and practical knowledge to design, develop, build, and improve various systems, structures, machines, processes, and technologies.

Engineers utilize their expertise to solve complex problems and create practical solutions that meet societal needs.

Engineers employ a systematic and analytical approach, combining creativity, technical skills, and scientific principles to tackle challenges across different fields.

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The calculated answer is NpVs = NsVp=- 0.086A

utilizing the transformer formula, which, as shown, connects the coil's number of turns N, emf V, and produced current I;

where Ns/Np = Vs/Vp = Ip/Is;

The secondary and primary coils' respective turn counts are Ns and Np, respectively.

The relative emf in the secondary and primary coils is Vs and Vp.

The current in the secondary and primary coils, respectively, is and is

assuming Vp = 120V (input voltage), Np = 384 turns, and Vs = 9V (output voltage) Ns =?

Using the equation Ns/Np = Vs/Vp

Ns/384 = 9/120

multiplying by two

120Ns = 384×9

120Ns = 3456

Ns = 3456/120

Ns = 28.8

Ns = roughly 29 turns

9/120 = Ip/1.14

multiplied by two;

120Ip = 9×1.14

120Ip = 10.26

Ip = 10.26/120

Ip = 0.086A

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Answer:

Efficiency is defined as any performance that uses the fewest number of inputs to produce the greatest number of outputs. Simply put, you're efficient if you get more out of less.

Explanation:

HVAC equipment placement may be affected by local ordinances governing called Noise

Local laws can affect HVACR equipment placement. Local ordinances ensure safety, environment, and land use regulation. Regulations vary by location but often include setback requirements for HVACR equipment.

Noise restrictions limit sound levels of HVACR equipment. Regulations reduce noise and maintain environment. Zoning laws specify areas for housing, businesses, or factories.

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To transform a sinusoidal function into its phasor counterpart, we need to convert it from the time domain to the frequency domain using complex numbers.

a) To transform i(f) = 10sin(8t + 75 degree) A into its phasor counterpart, we can first rewrite it in the form of i(t) = Im[10e^(j(8t+75))] A, where j is the imaginary unit. Then, we can represent this in phasor form as I = 10∠75 degrees A.

b) For i(t) = 17 cos(9t + 25 degree) A, we can rewrite it as i(t) = Re[17e^(j(9t+25))] A. The phasor counterpart of this function would be I = 17∠25 degrees A.

c) Finally, for v(f) = 4cos(377t - 30 degree), we can rewrite it as v(f) = 4cos(-30 degree)cos(377t) + 4sin(-30 degree)sin(377t). Then, we can represent this in phasor form as V = 4∠-30 degrees.

I hope that helps! Let me know if you have any other questions.

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Answer:

thrust angle

Explanation:

good luck.........

Answer:

the clothing you wear, what's in the air (gases), surrounding and weather

The pressure at the tap 7m below the platform can be calculated using the formula for pressure in a fluid, which is:

P = h * ρ * g

where:

h is the height of the fluid above the tap

ρ is the density of the fluid (assumed to be 1000 kg/m^3 for water)

g is the acceleration due to gravity (9.8 m/s^2)

So, h = (15 - 7) + 1.3 = 9.3 m

Plugging in the values:

P = 9.3 * 1000 * 9.8 = 90970 Pa or N/m^2

So, the pressure at the tap 7m below the platform is approximately 90,970 N/m^2.

1) The most widely used binary code for microcomputers is A) ASCII (American Standard Code for Information Interchange). ASCII is a character encoding scheme that represents text in computers and communication devices. It uses a 7-bit encoding system to represent various characters, including alphanumeric characters, punctuation marks, and control characters. ASCII is widely supported and compatible across different systems and programming languages.

2) The coding system designed to support international languages like Chinese and Japanese is B) Unicode. Unicode is a character encoding standard that aims to provide a universal character set capable of representing all characters used in various writing systems. It supports a wide range of languages, including those with complex scripts, and provides a unique code point for each character. Unicode allows for multilingual text representation and has become the standard encoding for modern computer systems to handle internationalization and localization.

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This type of RAM is known as a 168-pin SDRAM (Synchronous Dynamic Random Access Memory) module. It is the first type of DIMM technology that was commercially available for PCs and usually has a speed rating of PC100 or PC133.

It uses two notches to help guide the installation of the module, one near the center, and the other near an end. The notches are designed to ensure that the module is correctly oriented in the memory slot, and can help prevent damage to the RAM module and the motherboard.

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A  straight-bladed spatula is used for mixing impression material on a mixing pad, but not in a rubber bowl because it is  iron and constant use may destroy the rubber.

The term Straight edge is known to be a kind of a metal spatula that is known to have a long flat spatula.

It is one that is also known to have a straight edge that is said to be used for leveling or used in working of frosting cakes.

Note that the  Strainer - wire mesh helps to move or separates liquids from food.

Hence, A  straight-bladed spatula is used for mixing impression material on a mixing pad, but not in a rubber bowl because it is  iron and constant use may destroy the rubber.

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Just took the test and it ISN'T 92.6 V, my guess is 80 V but I dont know because it only says if I got it wrong.

Answer:

15625 moles of methane is present in this gas  deposit

Explanation:

As we know,

PV = nRT

P = Pressure = 230 psia = 1585.79 kPA

V = Volume = 980 cuft = 27750.5 Liters

n = number of moles

R = ideal gas constant = 8.315

T = Temperature = 150°F = 338.706 Kelvin

Substituting the given values, we get -

1585.79 kPA * 27750.5 Liters = n * 8.315 * 338.706 Kelvin

n = (1585.79*27750.5)/(8.315 * 338.706) = 15625

If both the ram air input and drain hole of the pitot system become blocked, the indicated airspeed will: a) increase during a climb.

A ram air input can be defined as an air intake system which is designed and developed to use the dynamic air pressure that is created due to vehicular motion, or ram pressure, in order to increase the static air pressure within the intake manifold of an internal combustion engine of an automobile.

This ultimately implies that, a ram air input allows a greater mass-flow of air through the engine of an automobile, thereby, increasing the engine's power.

In conclusion, indicated airspeed will increase during a climb when both the ram air input and drain hole of the pitot system become blocked.

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Complete Question:

If both the ram air input and drain hole of the pitot system become blocked, the indicated airspeed will

a) increase during a climb

b) decrease during a climb

c) remain constant regardless of altitude change

Answer:

it is the employers responsibility to provide direction on Correct ladder usage.

More water flows per second through the wide section than through the narrow section because there is more room for it to flow.

The rate at which water flows in a conduit or pipe is determined by applying continuity equation.

Q = V/t

where;

The rate at which water flows is directly proportional to the width of the conduit or pipe.

Thus, more water flows per second through the wide section than through the narrow section because there is more room for it to flow.

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Checking in a structural wood framing member, such as a wooden beam, is part of the inspection process during construction or maintenance.

When referring to wood, checking refers to the formation of cracks or splits that occur parallel to the grain of the wood. These cracks typically occur as a result of wood shrinkage or stress relief during the drying process. Checking can also develop over time due to changes in moisture content or environmental conditions.

In the context of structural wood framing, checking can affect the integrity and load-bearing capacity of the wooden beam. Checking can weaken the beam, compromise its structural stability, and potentially lead to failure under load. Therefore, it is important to check for and address any signs of checking during the inspection process to ensure the safety and durability of the structural wood framing member.

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Answer:

The Dependent Variable is the Effect, Its value depends on changes from the Independent Variable

Hope this Helps

Answer:

Uh- dude if you think I'm gonna download that, think twice...

To measure the density of seawater at a particular depth using the device described in the prompt, the engineer should:

• Adjust the weights until the instrument is at equilibrium rest, then determine the density of the seawater using the instrument's known mass and volume.

Fb=I Vg, where I is the density of the seawater, V is the volume of the device, and g is the acceleration due to gravity, gives the buoyant force that the seawater exerts on the object. The buoyant force must be equal to the weight of the device plus any additional weights because when the gadget is in equilibrium, the sum of all forces acting on it is zero. The density of the saltwater can be determined by calculating the total mass of the apparatus, including the extra weights, and using the apparatus's known volume.

Option A entails filling the device with a predetermined amount of seawater, which would alter its volume and make it challenging to precisely determine the density of the seawater. Making the gadget fall at a steady speed is Option C, which is not required to determine the density of the saltwater. Option D involves loading the apparatus with weights and a known volume of seawater until it lowers steadily, however this method is not precise enough to determine the density of the saltwater.

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Explanation:

Science is the body of knowledge that explores the physical and natural world. Engineering is the application of knowledge in order to design, build and maintain a product or a process that solves a problem and fulfills a need (i.e. a technology).

Answer:

Generally, Science is the study of the physical world, while Engineering applies scientific knowledge to design processes, structures or equipment.

Answer:

A PULLY

Explanation:

HAD THIS ONE THAT IS THE CORRECT ANWSER

Answer:

The answer is B. a pulley

Explanation:

I hope I answered your question:)

We created a program that alternates between the localization, steering, and navigation modules. The navigation module implements a routing algorithm and selects the global route.

A program is described as a set of instructions that a computer executes to do a certain activity. Study programs are made to fit your specific learning needs and get you ready for more education, training, or work.

Navigation modules are defined as the interactions that let users move between, inside of, and outside of the various pieces of content in your app. Extra parts are frequently included in the modules to make the sensor easier to use.

Thus, we created a program that alternates between the localization, steering, and navigation modules. The navigation module implements a routing algorithm and selects the global route.

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The right response is to Consider Figure 1, which shows the electric field lines of a solitary positive point charge. An electric field line that is produced by a positive charge.

Radiation from RF (radio frequency) waves is produced by all computers. There is no proof that they are harmful unless the intensity is high enough to warm tissue (like a microwave oven). You are not putting yourself in danger if you use your computer for more than four hours each day (from radiation). Computers emit electromagnetic radiation into the environment. In particular, electromagnetic radiation that is visible light is produced. It is also possible for computers to produce other forms of electromagnetic radiation, such as radio waves, ultraviolet light, and infrared light, depending on the components of the device. Avoid using them an hour before going to bed. Even though it may be in your bedroom, you are under no obligation to use it.

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