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