MGVCL Exam Paper (30-07-2021 Shift 1)
The frequency of the emf in the stator of a 4-pole induction motor is 50 Hz, and that in the rotor is 2 Hz. What is the slip and at what speed is the motor running?

3%, 1455 rpm
4%, 1455 rpm
4%, 1440 rpm
3%, 1440 rpm

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MGVCL Exam Paper (30-07-2021 Shift 1)
Which type of connection is employed for current transformers for the protection of delta- star connected 3-phase transformer?

star-star
star-delta
delta-star
delta-delta

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MGVCL Exam Paper (30-07-2021 Shift 1)
A thermistor is inherently suitable for temperature measurement involving

high span and high sensitivity
low span and low sensitivity
high span and low sensitivity
low span and high sensitivity

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MGVCL Exam Paper (30-07-2021 Shift 1)
Voltage dips cannot be caused by which of the following:

Local and Remote faults
Capacitive Switching
Inductive Loading
Switching on of Large Loads

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