Objective Types Questions Of High Voltage Engineering Part 2

Q.1 A generating voltmeter is used to measure

A. Impulse voltage

B. AC voltage

C. dc voltage

D. All

Answer : c

Q.2 A series capacitance voltmeter can measure

A. DC voltage

B. Rms value voltage

C. Ac voltage

D. All

Answer : c

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Q.3 cvt when tunned does not have

A. Ratio error

B. Phase angle error

C. Both a and b

D. None

Answer : b

Q.4 Electrostatic voltmeter can measure

A. Dc voltmeter

B. Ac voltmeter

C. Both a and b

D. None

Answer c

Q.5 sphere gaps are used to measure

A. Dc voltage

B. Ac voltage

C. Impulse voltage

D. All

Answer d

Q.6 hall generators are normally used to measure

A. Impulse voltage

B. Unidirectional impulse current

C. Any type of impulse voltage

D. All

Answer b

Q.7 for measuring high impulse currents, the best type of shunt is

A. Squirrel cage

B. Bifilar strip

C. Disc

D. Coaxial tubular

Answer d

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Q.8 to measure a high voltage of peak value about 150kv, the suitable

sphere gap would be

A. 5cm

B. 10cm

C. 15 or 25 cm

D. 50 cm

Answer c

Q.9 cockcroft walton circuit is used for

A. Dc voltage generation

B. Ac voltage generation

C. Both a and b

D. None

Answer a

Q. 10 cascaded transformer is used for

A. Dc voltage generation

B. Ac voltage generation

C. Both a and b

D. None

Answer b