Electrical Machines-III Important Questions Pdf file – EM-III Imp Qusts

Electrical Machines-III Important Questions Pdf file – EM-III Imp Qusts

Please find the attached pdf file of Electrical Machines – III Important Questions Bank – EM-III Imp Qusts

Link – EM-III Question Bank

UNIT-I
SYNCHRONOUS MACHINES AND CHARACTERISTICS

1. State different type of synchronous generators used in hydro electrical power station.
2. What are the main parts of synchronous generator
3. Write the EMF equation of an Alternator.

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UNIT-II
REGULATION OF SYNCHRONOUS GENERATOR

1. Write different methods for determining the voltage regulation of synchronous generator.
2. Define regulation of Alternator.
3. What are the components of synchronous impedance?

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UNIT-III
PARALLEL OPERATION OF SYNCHRONOUS GENERATOR

1. Write synchronous power equation for cylindrical pole rotor and salient pole rotor machine.
2. What are the conditions for parallel operation of alternators?
3. What is Power angle of an alternator?

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UNIT-IV
SYNCHRONOUS MOTORS AND POWER CIRCLES

1. What are the main parts of synchronous motor?
2. Discuss why synchronous motor has no starting torque.
3. What is synchronous capacitor?

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UNIT-V
SINGLE PHASE MOTORS & SPECIAL MACHINES

1. What are the applications of AC series motor?
2. What is stepper motor?
3. What is the function of capacitor in a single phase induction motor?

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