Electrician 3rd sem Synchronous Motor and MG set
Authored by KRISHNA SAKHA KAR
Professional Development
10th Grade
Used 9+ times
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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the name of the converter?
Metal rectifier
Rotary converter
Mercury arc rectifier
Silicon controlled rectifier
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the name of the converter?
Metal rectifier
Rotary converter
Mercury arc rectifier
Motor-Generator set
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why D.C supply is necessary for synchronous motor operation?
Reduce the losses
Start the motor initially
Run the motor with over load
Run the motor at synchronous speed
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which acts as both inverter and converter?
Metal rectifier
Mercury arc rectifier
Semi conductor diode
Synchronous converter
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of inverter?
Convert A.C to D.C
Convert D.C to A.C
Smoothening A.C sine wave
Convert pulsating DC into pure D.C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which converting device can be over loaded?
Rectifier unit
Rotary converter
Motor generator set
Mercury arc rectifier
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why exciter is essential to run a synchronous motor?
Carry more load in motor
Improve the power factor
Reduce the losses in motor
Run the motor at synchronous speed
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