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The time-current graph of a fuse
is a circle
has a linear characteristic
None of these
has inverse characteristic
is a circle
has a linear characteristic
None of these
has inverse characteristic
Answer
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Related Question
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The operating time of a fuse is about
1.5 sec
0.002 sec
0.8 sec
1 sec
1.5 sec
0.002 sec
0.8 sec
1 sec
Answer
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A _______ is used to measure the stator % winding temperature of the generator.
thermometer
resistance thermometer
thermocouple
pyrometer
thermometer
resistance thermometer
thermocouple
pyrometer
Answer
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The device that detects the fault in a power system is
relay
circuit breaker
None of these
isolator
relay
circuit breaker
None of these
isolator
Answer
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Most of the relays on service on electric power system are
electro-mechanical relays
None of these
electronic relays
thermal relays
electro-mechanical relays
None of these
electronic relays
thermal relays
Answer
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Air blast circuit breakers for 400 kV power system are designed to operate in
100 micro-second
0.5 sec
50 milli-second
0.1 sec
100 micro-second
0.5 sec
50 milli-second
0.1 sec
Answer
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