2. Explain the reason behind of the rapid increasing in the generator voltage when the excitation circuit is closed while keeping the excitation rheostat at a fixed value ?

Q: Which statement is FALSE? a) The purpose of refrigerator is to remove heat from a cold medium b)…

A: The purpose of refrigerator is to extract heat from cold medium and eject is to hot surrounding.…

Q: How do designing of AC system done in buildings with forced ventilation?

A: 1. By the process of ventilation there is an exchange of quality of air with human comfort. 2. There…

Q: A parabolic trough concentrating collector has the capacity to provide temperature up to Select one:…

A: A parabolic trough concentrating collector has the capacity to provide temperature up to 400°C-600°C…

Q: Question / hand-held torch uses two 1.5-V batteries which together supply 4.7 kJ steadily to the…

A: Given data:

Q: Which of the following will be used to control the rotational speed of the generator?

A: Correct Answer is option c)

Q: Defined Principle Operation in electricity generator in terms of electromagnetic theories?

A: Electric Generator: A generator is a machine that converts mechanical energy into electrical energy.…

Q: 1. What are the main components of the VCRC and what is the job of each one? 2. Define the Ton of…

A:

Q: Which is the "noise"?

A: We can produce sound by creating some vibration with objects.

Q: 12. Part of a DC Machine that produces the magnetic flux when the field winding is excited.

A: A direct current generator is a piece of electrical equipment that transforms mechanical energy…

Q: Which statements are correct? * Aircraft AC systems need a 400 hertz power Most large body aircraft…

A: An airplane air conditioning system is used to mix hot and cold air to achieve the required…

Q: Discuss the three requirements for a generator to generate electricity

A: Solution: Generator is an electro-mechanical device which can convert the rotational energy of the…

Q: Which of the following is a symbol of an air motor in one direction with invariable capacity is

A: Given :-  symbol of an air motor in one direction with invariable capacity is

Q: Given that the loading is smooth, which we can interpret as uniform loading of the driven and…

A: Given: ϕ=20° Tp = 17 TG = 52 P = 4 hp = 4* 0.7457 kW = 2.983 kW N = 1800 rev/ min Dp = 10 teeth/in b…

Q: Define axial discharge. what re the ondition

A: Given Data : Axial discharge

Q: What is the total current in a circuit that has two  electric heating elements that have resistance…

A: Given data: The resistance of one electric heating element is R1 = 5 Ω. The resistance of another…

Q: Which are the Basic Principles of Electricity?

A: Electricity

Q: At wich time of day is power output maximum? O a. Afternoon O b. Morning О с. Evening O d. Mid day

A:

Q: Question No. 10 Electric supply of a house is through a 15 A fuse. When a 2000 W heater is used in…

A: Answer: The number of 100 W bulbs that can be used simultaneously are 13. Therefore, the correct…

Q: e natural frequency of the system ?

A: Given: A mass,m=3 kgIt is attached to two identical,springs each of stiffness,k=35 kN/mNatural…

Q: 5. What is the function of armature in a DC generator?

A: what is the function of armature in a DC generator?   As per the Bartleby term & condition i…

Q: Define regenerator and explain its working principle with the help of T-s diagram.

A: The answer is in next step

Q: Q4/1. in the steam turbine the common * ? sources of the irreversibilities are the good isolation of…

A:

Q: How does a portable thermoelectric charger work? and how can charge phones using a USB charger?

A: Portable thermoelectric charger This is also known as TEG module-based charging, where heat is…

Q: The compressor amperage of a 3-ton system operating on 230 V is approximately ________A.

A: Refrigeration is the process of maintaining a place at a lower temperature compared to surrounding…

Q: 17.5 What is a heliostat in a solar power plant? Describe its working.

A:

Q: Introduction about Pnuematic Control of Double Acting Cylinder Using Counter and Timer

A: illustrating with the examples: Use a 5/2 pneumatically actuated control valve and use limit…

Q: Guide Questions: 1. What are the stationary parts of a motor? Why are they not moving? 2. What are…

A: An electric motor is a device that converts electrical energy into mechanical energy. The…

Q: Under what conditions, an absorption machine give less cooling effect?

A: Given question: Under what conditions, an absorption machine give less cooling effect?   The given…

Q: Following is a GLHP installed in a gymnasium. The gym needs cooling and the swimming pool water…

A: Write the given values using suitable variables. Here Q2 signifies heat absorbed from the system,…

Q: Is the heat anticipator in series or parallel with the thermostatcontacts?

A: A heat anticipator is a device that is used to fine-tune the point at which the thermostat turns off…

Q: What are common efficiencies for transformers?

A: Given data : Transformers

Q: In a high voltage circuit,is the fan motor a power passing or power consuming device?

A: In a high voltage circuit, is the fan motor a power-consuming device

Q: which part of the thermo-acoustic engine is the heat is removed?

A: Ans: option (c) is correct.  Part D is used for heat removed.

Q: Site 1 Site 2 Figure Q1a The wind turbine blades are connected to a 4 pole doubly fed induction…

A: given; (b)Draw a schematic of the electric drive system, labelling major components

Q: pacitor b) evaporator c) cooling towe

A: given: This device is responsible for passing outside air over the water to remove the heat from the…

Q: What happens if the excitation current of two generators operating in parallel is changed?

A: GIVEN :- What happens if the excitation current of two generators operating in parallel is changed.…

Q: a student, observed that she can focus more in her lessons if the air conditioning unit in her…

A:

Q: A three-phase supply connected to the stator of a three-phase induction machine, creates a: O…

A: Given data A three-phase supply connected to the stator of a three-phase induction machine, creates…

Q: A 4-pole lap wound armature of a dc generator has 120 slots, 4 conductors per slot. The flux per…

A:

Q: 14. During the summer the lempera temperature is a constant 95 F. When the driver gets into the van,…

A:

Q: a student, observed that she can focus more in her lessons if the air conditioning unit in her…

A:

Applied Fluid Mechanics

A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.