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The short circuit in any winding of the transformer is the result of
impulse voltage
insulation failure
mechanical vibration
loose connection
impulse voltage
insulation failure
mechanical vibration
loose connection
Answer
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Related Question
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Distance relays are generally
reactance relays
none of these
split-phase relays
impedance relays
reactance relays
none of these
split-phase relays
impedance relays
Answer
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The rated secondary current of current transformer for relays is generally
5 A
30 A
10 A
20 A
5 A
30 A
10 A
20 A
Answer
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The time of closing the cycle, in modern circuit breakers is
0.10 sec
0.01 sec
0.003 sec
0.001 sec
0.10 sec
0.01 sec
0.003 sec
0.001 sec
Answer
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A fuse performs
both detection and interruption functions
detection function only
None of these
circuit interruption function only
both detection and interruption functions
detection function only
None of these
circuit interruption function only
Answer
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Wave trap is used to trap waves of
either of the above
power frequencies
higher frequencies entering generator or transformer units
None of these
either of the above
power frequencies
higher frequencies entering generator or transformer units
None of these
Answer
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