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The information to the circuit breaker under fault conditions is provided by
H.R.'only
rewirable fuse
All of these
relay
H.R.'only
rewirable fuse
All of these
relay
Answer
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Related Question
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Which of the following is used in liquid fuses ?
carbon tetrachloride
distilled water
sulphur hexafluoride
transformer oil
carbon tetrachloride
distilled water
sulphur hexafluoride
transformer oil
Answer
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A short-circuit is identified by
voltage drop
no current flow
voltage rise
heavy current flow
voltage drop
no current flow
voltage rise
heavy current flow
Answer
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A three phase circuit breaker is rated at 2000 MVA, 33 kv. The symmetrical breaking current is
60 kA
80 kA
35 kA
20 kA
60 kA
80 kA
35 kA
20 kA
Answer
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A _______ is used to measure the stator % winding temperature of the generator.
thermometer
pyrometer
resistance thermometer
thermocouple
thermometer
pyrometer
resistance thermometer
thermocouple
Answer
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A fuse is never inserted in
negative of dc circuit
positive of dc circuit
neutral wire
phase line
negative of dc circuit
positive of dc circuit
neutral wire
phase line
Answer
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