EE MCQ
EE MCQ
Home
Quiz
Contact Us
Synchronous Motors
A synchronous motor runs at speed ranging from ______
None of the listed here
3600 to 6000 rpm
150 to 1800 rpm
1800 to 3600 rpm
None of the listed here
3600 to 6000 rpm
150 to 1800 rpm
1800 to 3600 rpm
Answer
Download EE MCQ app
Related Question
Synchronous Motors
The maximum constant load torque under which a synchronous motor will pull into synchronism at rated rotor supply voltage and frequency is known as
pull-out torque
pull-up torque
pull-in torque
None of these
pull-out torque
pull-up torque
pull-in torque
None of these
Answer
Download EE MCQ app
Synchronous Motors
A synchronous capacitor is an over excited motor running at ________
Half full load
None of the listed here
Full load
No load
Half full load
None of the listed here
Full load
No load
Answer
Download EE MCQ app
Synchronous Motors
An over excited synchronous motor behaves as _____
A resistor
A capacitor
An inductor
None of the listed here
A resistor
A capacitor
An inductor
None of the listed here
Answer
Download EE MCQ app
Synchronous Motors
If the synchronous motor, properly synchronised to the supply is running on no load and is having negligible loss then
the back e.m.f. will be more than the supply voltage
the stator current will be very high
the stator current will be very small
the stator current will be zero
the back e.m.f. will be more than the supply voltage
the stator current will be very high
the stator current will be very small
the stator current will be zero
Answer
Download EE MCQ app
Synchronous Motors
The speed of a synchronous motor can be changed by varying _______
Supply frequency
None of the listed here
Field excitation
Mechanical load
Supply frequency
None of the listed here
Field excitation
Mechanical load
Answer
Download EE MCQ app
Search
Login here
Google
Download our application
Android
Apple
Follow Us
Facebook
Telegram
Instagram