At standstill condition, the back emf is of maximum value, so the motor can be safely turned ON with a starter. Select one: True False

Q: Does varying the motor field current Ip vary the motor speed n? O Yes O No Does varying the motor…

A: In this question we need to verify the given statement is true or false.

Q: 4- A 100kW, belt driven shunt generator running at 300rpm on 220V, bus bars continue to run as a…

A: To calculate speed

Q: Identify the DC Generator used for Arc welding purpose. With a neat sketch explain its working. list…

A: Arc Welding is process which used arc to melt and join the metals. For the purpose of generation of…

Q: Please answer the question I want more information Identify the DC Motor used in Electric Traction…

A: It is 3-phase induction motors or the more common series wound DC motors.    Single phase induction…

Q: What is lightning? Describe the mechanism of the lightning discharge.

A: Lightning- It is a discharge of electrical energy of very short duration and high voltage between a…

Q: Q1/ Design a circuit using an arduino board to control the direction and the speed of rotation of DC…

A: Design a circuit using an arduino board to control the direction and speed of rotation of DC motor…

Q: Instruction:   Design a dc motor reverse and forward circuit using a single switch. Main…

A: DC motor- A DC motor is the simplest form of electric motors that is used to convert electrical…

Q: How can we prevent and control house fires accident caused by electricity?

A: The house fires take place accidentally, and can start suddenly and spread rapidly. Which may cause…

Q: At standstill condition, the back emf is zero, so the motor can be safely turned ON without a…

A:

Q: True or False? - Efficiency and capacity factor of an electric power generator depend on how it is…

A: It is true that the efficiency and capacity factor of an electric power generator depend on how it…

Q: . Which one of the following methods should be used to test a totally enclosed machine?

A: The answer of given question: The Retardation method should be used to test a totally enclosed…

Q: Which among the following is NOT a power system load? Select one: O a. Circuit Breaker O b. Motor O…

A: Power system load is a physical unit /device that consumes power. Refrigerator fan and motor…

Q: With neat diagram explain the principle and working of motor used in lifts.

A:

Q: Write a note on split rings in machines with the help of diagram.

A: The description and relevant diagram of split ring is shown below.

Q: A closed-loop temperature control system has the ability to automatically maintain the temperature…

A: True

Q: Determine the minimum current for conductors required to connect a motor that has a full-load…

A: Given: Full load current of motor is 46 A. To determine the minimum current for conductors required…

Q: 1. Write the motor action in your own words with proper figure.

A: Motor - The motor is an electronic device/machine. It is a rotating device that converts the…

Q: 12.a. An electrical device would also fall into the classification of an electric(al) A. motor. B.…

A: Answer 12.a. An electrical device would also fall into the classification of an electrical motor. An…

Q: At standstill condition, the back emf is zero, so the motor can be safely turned ON without a…

A: Choose the correct option At standstill condition, the back emf is zero, so the motor can be safely…

Q: Which state of Operation in power system utilizes Excitation control as a control action ? a .…

A: The system enters an alert state when it meets all of the equality and security constraints without…

Q: Explain the operation of Thermal system with neat diagram(in short and clear way

A: THERMAL SYSTEMSIn Thermodynamics, a (thermodynamic) system is the part of the physical world that…

Q: What are the effects of faults on power * ?device

A: Since there are multiple questions present, according to company policy we will be answering only…

Q: Explain various designs of blades of VAWTs  and HWATs and their relative merits. (explain using…

A: Horizontal Axis Wind Turbine:             Horizontal axis wind turbines, or HAWTs for short, are the…

Q: 1. Outline/Give Two examples for job factors that could lead to poor/bad health and safety behaviour…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: With neat diagram explain the working of motor used in elevators.

A:

Q: What is the basic principle of an electric motor and generator?

A:

Q: True or False: If the DC motor is connected to a supply and is at standstill, the current drawn is…

A: armature Current  Ia = Vt-Ebarmature resistance Back emf Eb is directly proportional to Speed. As…

Q: On the different maintenance GIVEN BELOW what are the maintenance that need to conduct on the MOTOR…

A: Electrical machines can be either generator, transformer or motors. They can be either Ac machines…

Q: Explain the validity and suitability of the electrical safety components Emergency Stop Switches.…

A: Emergency Stop Switches:- A fail-safe control is an E-stop switch, often known as an emergency stop…

Q: What does a compatible load mean? What if the load is not compatible?

A: This question is from "Power system and protection". Under which we are going to study load…

Q: Draw a diagram of a variable speed wind energy system and explain its properties

A: A variable speed wind turbine is specifically designed to operates a wide range of rotor speed.…

Q: Your assumption is that you measure Insulation Resistance [IR] using MeggerTest on an Induction…

A: The assumption is that Insulation Resistance [IR] using Megger Test on an Induction Motor that works…

Q: Explain any three factors which affect the efficiency of a wind turbine

A: In this answer let us try to understand the three main factors that are affecting the efficiency of…

Q: Name some tools and appliances which contain universal motors.

A: A Brief About Universal Motor:- A Universal Motor is a commutation type AC motor which is used with…

Q: Select the DC generator used for arc welding. With an elegant drawing explaining its operation.

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Suppose you fall from a bridge and manage to grab onto a high-voltage power line, halting your fall.…

A: Yes, I would be safe in that position because- On the power line voltage will be same at all…

Q: this is not incomplete, and please do not answer its functioning of parts answer should be on point…

A: It is asked to explain the isolated operation of wind farms.

Q: State if the statement is true or false. Over-powering results in high overhead charges,…

A: State if the statement is true or false. Overpowering results in high overhead charges, inefficient…

Q: Differentiate a “Generator” from a “Motor” in terms of principle of operation.

A: Generator : generator is an electrical machines which convert mechanical energy into electrical…

Q: explain the operating principle of the hydroelectric power plant

A: The hydroelectric power plant is used for the conversion of the mechanical energy of the blades in…

Q: electrical machines Explain how the experiment is done by drawing the connection diagram of the…

A: Explain how the experiment is done by drawing the connection diagram of the alternator idle test.…

Q: Draw the schematic diagram of Induction type energy meter and explain the construction of the same.(

A: To explain the induction type energy meter

Q: Just list, without detailed description. What are at least 4 main components of the coal power…

A:

Q: How is electricity produced by utilizing normally wasted heat?

A: As the demand of electricity increase day by day and environmental issues are also rising, we are…

Q: All modern internal combustion engine powered cars and light truck have what kind of basic…

A: It asked to explain the basic electrical system used in all modern internal combustion engine…

Q: Protective relays used to prevent the fTaults in power system O True O False

A: The function of the protective relay is to detect the fault in the system and remove the faulty…

Q: Based on your own understanding, differentiate the five (5) types of Magnetic Motor Starter in a…

A: There are five main types of  magnetic motor starters that are used based on the requirements of the…

Q: Question # 1: What if a shunt generator is started and no voltage builds up? What could be wrong?…

A: Voltage build up is a process that enables a generator to run in continuous manner. But sometimes it…

DC Generator

An electromechanical machine which converts input mechanical energy to respective output electric energy is called a generator.