Electric Machine Daily Quiz #25
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This quiz has been posted by a Guru
Know MoreQuestion 1
Choose correct statement –
- DC supply gives better performance in a universal motor than AC supply
- AC supply gives better performance in a universal motor than DC supply
- DC supply gives same performance as of AC supply in a universal motor
- No correct statement
Question 2
The amount of torque needed to move rotor one full step with the stator energized, is called-
- Détente torque
- Pull in torque
- Pull out torque
- Residual torque
- None of the above
Question 3
The max load torque that can be applied to the shaft of the unexcited motor without causing continuous rotation, is called-
- Détente torque
- Pull in torque
- Pull out torque
- Residual torque
- None of the above
Question 4
The torque developed by motor at which motor can be started, stopped, reversed and synchronized for different values of load torques, is called-
- Détente torque
- Pull in torque
- Pull out torque
- Residual torque
- None of the above
Question 5
The torque developed by motor at which motor can run for different values of load torques if already synchronized, but can’t be started, stopped, reversed on command, is called-
- Détente torque
- Pull in torque
- Pull out torque
- Residual torque
- None of the above
Question 6
Which of the following has the minimum possible step angle-
- Variable reluctance stepper motor
- Permanent magnet stepper motor
- Hybrid stepper motor
- None of the above
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