Related Questions

The electrical power to a meggar is provided by
A battery
B permanent magnet D.C. generator
C A.generator
D any of the above
The running winding of a single phase motor on testing with Meggar is found to be ground. Most probable location of the ground will be
A At the end connections
B At the end terminals
C Anywhere on the winding inside a slot
D At the slot edge where coil enters or comes out of the slot
The operating voltage of a meggar is about
A 6 V
B 12 V
C 40 V
D 100 V
In a portable instrument, the controlling torque is provided by
A spring
B gravity
C eddy currents
D all of the above
The ratio of starting torque to full-load torque is least in case of
A Series motors
B Shunt motors
C Compound motors
D None of the above
The maximum torque multiplication ratio in a torque converter is about
A 2.5
B 10
C 25
D 40
The torque converter uses ________ to transfer torque.
A Air
B Automatic transmission fluid (ATF)
C Gears
D Steel belt
Which of the following load normally needs starting torque more than the rated torque?
A Blowers
B Conveyors
C Air compressors
D Centrifugal pumps
The ratio of starting torque to running torque in a synchronous motor is
A zero
B one
C two
D infinity
________ has the least value of starting torque to full load torque ratio.
A D.C. shunt motor
B D.C. series motor
C Squirrel cage induction motor
D Slip ring induction motor

Next steps