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A short-circuit is identified by
heavy current flow
no current flow
voltage drop
voltage rise
heavy current flow
no current flow
voltage drop
voltage rise
Answer
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Related Question
Switch Gear
A circuit breaker must perform the duty of
All of these
being closed on to a fault
opening the faulty circuit and breaking the fault current
carrying fault current for a short time
All of these
being closed on to a fault
opening the faulty circuit and breaking the fault current
carrying fault current for a short time
Answer
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Switch Gear
If the fault occurs near the impedance relay, the V/ I ratio will be
constant for all distances
None of these
Lower than that of if fault occurs away from the relay
higher than that of if fault occurs away from the relay
constant for all distances
None of these
Lower than that of if fault occurs away from the relay
higher than that of if fault occurs away from the relay
Answer
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Switch Gear
The operating time of a circuit breaker is
0.2 sec
0.002 sec
0.001 sec
0.05 sec
0.2 sec
0.002 sec
0.001 sec
0.05 sec
Answer
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Switch Gear
Outdoor switchgear is generally used for voltage beyond
11 kV
66 kV
132 kV
33 kV
11 kV
66 kV
132 kV
33 kV
Answer
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Switch Gear
A _______ is used to measure the stator % winding temperature of the generator.
resistance thermometer
thermocouple
pyrometer
thermometer
resistance thermometer
thermocouple
pyrometer
thermometer
Answer
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