MGVCL Exam Paper (30-07-2021 Shift 1)

MGVCL Exam Paper (30-07-2021 Shift 1)
Find the word which is correctly spelt from the given options.

Abolishid

Absurrd

Various

Wrinkel

Abolishid

Absurrd

Various

Wrinkel

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MGVCL Exam Paper (30-07-2021 Shift 1)
The single line diagram of the simple system is shown in figure the corresponding reactance diagram is

B

A

D

C

B

A

D

C

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MGVCL Exam Paper (30-07-2021 Shift 1)
The power factor angle of a purely inductive circuit is

45°

90°

60°

30°

45°

90°

60°

30°

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MGVCL Exam Paper (30-07-2021 Shift 1)
A transformer designed for operation at 60 Hz supply is working at 50 Hz supply system without changing its voltage and current ratings. Compared to the full load efficiency at 60 Hz, the full load transformer efficiency at 50 Hz.

increases marginally

remains unaltered

decreases marginally

increases by 30%

increases marginally

remains unaltered

decreases marginally

increases by 30%

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MGVCL Exam Paper (30-07-2021 Shift 1)
An electric potential field is produced in air by point 1 μC and 4 μC located at (-2, 1, 5) and (1, 3, -1) respectively. The energy stored in the field is

5.14 mJ

10.28 mJ

12.50 mJ

2.57 mJ

5.14 mJ

10.28 mJ

12.50 mJ

2.57 mJ

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

low span and high sensitivity

high span and low sensitivity

high span and high sensitivity

low span and low sensitivity

low span and high sensitivity

high span and low sensitivity

high span and high sensitivity

low span and low sensitivity

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