MGVCL Exam Paper (30-07-2021 Shift 3)

MGVCL Exam Paper (30-07-2021 Shift 3)
Which is the function of Operating System?

Devices Management

Security

All of these

Process Management

Devices Management

Security

All of these

Process Management

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MGVCL Exam Paper (30-07-2021 Shift 3)
Two-wattmeter method is used to measure the power taken by a 3-phase induction motor on no load. The wattmeter readings are 400 W and -50 W. Calculate the reactive power taken by the load

450/√3 VAR

450√3 VAR

350√3 VAR

350/√3 VAR

450/√3 VAR

450√3 VAR

350√3 VAR

350/√3 VAR

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MGVCL Exam Paper (30-07-2021 Shift 3)
The purpose of ____ is to check the ability of the circuit breaker to withstand the overvoltages at power frequency as well as undesired value of voltage during lightning and other discharge phenomenon.

synthetic test

routine test

short circuit test

dielectric test

synthetic test

routine test

short circuit test

dielectric test

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MGVCL Exam Paper (30-07-2021 Shift 3)
Medium voltage covered conductors (MVCC) are produced in voltage rating

beyond 200 kV

between 6.6 kV to 33 kV

between 132 kV to 200 kV

less than 3.3 kV

beyond 200 kV

between 6.6 kV to 33 kV

between 132 kV to 200 kV

less than 3.3 kV

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MGVCL Exam Paper (30-07-2021 Shift 3)
Consider the following statements and choose the correct option.
Statement 1: The speed regulation of a synchronous motor is always unity.
Statement 2: In a synchronous motor, at no-load condition, and with normal excitation the armature current drawn by a synchronous motor is in phase with applied voltage.

Statement 1 is TRUE and Statement 2 is FALSE

Both Statement 1 and Statement 2 are TRUE

Statement 1 is FALSE and Statement 2 is TRUE

Both Statement 1 and Statement 2 are FALSE

Statement 1 is TRUE and Statement 2 is FALSE

Both Statement 1 and Statement 2 are TRUE

Statement 1 is FALSE and Statement 2 is TRUE

Both Statement 1 and Statement 2 are FALSE

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MGVCL Exam Paper (30-07-2021 Shift 3)
The sites where the capacity factor is ____ are not considered suitable for wind power generation.

greater than 24%

less than 24%

less than 12%

greater than 12%

greater than 24%

less than 24%

less than 12%

greater than 12%

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