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The voltage appearing across the contacts after opening of the circuit breaker is called
recovery voltage
operating voltage
arc voltage
surge voltage
recovery voltage
operating voltage
arc voltage
surge voltage
Answer
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Related Question
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The arcing contacts in a circuit breaker are made of
electrolytic copper
aluminium alloy
porcelain
copper tungsten alloy
electrolytic copper
aluminium alloy
porcelain
copper tungsten alloy
Answer
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A _______ is used to measure the stator % winding temperature of the generator.
pyrometer
resistance thermometer
thermocouple
thermometer
pyrometer
resistance thermometer
thermocouple
thermometer
Answer
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Outdoor switchgear is generally used for voltage beyond
11 kV
66 kV
33 kV
132 kV
11 kV
66 kV
33 kV
132 kV
Answer
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protection of fuses is generally not used beyond
200 A
100 A
20 A
50 A
200 A
100 A
20 A
50 A
Answer
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Air blast circuit breaker is used for
intermittent duty
short duty
repeated duty
over currents
intermittent duty
short duty
repeated duty
over currents
Answer
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