17.a. When the speed of a machine is the same as that of the driving motor, the easiest method of connecting the machine and the motor is with A. chains. B. coupling. C. belts. D. gears. 17.b. Regenerative braking is used on induction motors to A. decrease the speed below synchronous speed. B. decrease the actual speed to the value of synchronous speed. C. increase the speed above synchronous speed D. increase the actual speed to the value of synchronous speed

Q: A 4-pole, 650v shunt motor has 720 wave connected conductors on its armature, The full-load armature…

A: Option C

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A:

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A: The solution is given below

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A:

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A: while testing dc generator , we connect DC motor as a prime mover. So any speed adjustment of…

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A:

Q: 1. At what speed will a synchronous motor operate if it has 10 poles and is connected to a 50-cycle…

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Q: 3. What is usually done to increase the speed of the d.c. shunt motor above rated speed?

A: Since you have posted the multiple questions so we are supposed to answer 1st one.To increase the…

Q: In Induction motor, the load test has done. The result get is like the table below. 1) Explain why…

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Q: Q3: Fill in the blanks with an appropriate word, when loading a three-phase induction motor, which…

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Q: 17. The energy that's lost in a DC motor is rather small. Most of the energy is lost as A. windage…

A:

Q: _________induction motor is an AC motor that provides variable speed control by varying the…

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Q: (a) If this motor is started from a 460-V infinite bus, how much current will flow in the motor at…

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Q: Question 1: Explain the structure and the operation principle of one phase motors. Question 2: Why…

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Q: Explain in detail the braking of Induction Motors

A:

Q: (B)- Indicate whether the following statements are true or false and correct the false statements…

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Q: 1- In d.c. generator, the neutral plane shifts in opposite the direction of rotation 2- Imno-load…

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Q: Q2: Find out the sufficient answer with a brief explanation of the reason? write fomula if it found?…

A: We are authorized to answer first three parts only. As you have not mentioned which part to answer.…

Q: A 10 – hp, 4 pole, 25Hz 3-phase induction motor is taking 9100 watts from the line. Core loss is 29…

A:

Q: Calculate the torque developed per phase for a 6-pole, 60 Hz, 3-phase induction motor at a slip of…

A:

Q: A 250V d.c shunt motor is inducing EMF of 200V with the speed of 1000 rpm .Then induced EMF of 100V…

A:

Q: Question 9 A 12-pole, 3-phase, 60 Hz induction motor runs at 475 rev/min. Slip speed is Not yet…

A: Given data  F = 60 P= 12

Q: Which of the following type of induction motor torque and slip can be changed easily? a. Non Salient…

A: In this question , we will write about induction motor in which torque can be changes easily....

Q: 6. The load test method for d-e machines which requires that both the motor and the generator be…

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A: These are basic questions related to the comparison between compound motors and DC shunt motors.

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A:

Q: How is the speed of a consequent-pole motor changed? Select one: A. REVERSING THE CURRENT FLOW…

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Q: (B)- Indicate whether the following statements are true or false and correct the false statements…

A: In this question we will write speed control of dc shunt motor , core loss component of motor…

Q: 5. Is the chango in slip duo to an Incroaso or decroaso in load torquo?

A: Yes slip varies with change in torque. For that we have torque slip characteristics of a three phase…

Q: Overhauling is a condition in which the motor’s armature rotates                           (…

A: The explanation is as follows.

DC Generator

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