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Directional relay are based on flow of
All of these
current
power
voltage wave
All of these
current
power
voltage wave
Answer
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Related Question
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Current chopping mainly occurs in
vaccum circuit breaker
sf 6 circuit breaker
oil circuit breaker
air-blast circuit breaker
vaccum circuit breaker
sf 6 circuit breaker
oil circuit breaker
air-blast circuit breaker
Answer
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Resistance grounding is used for voltage between
33 kV to 66 kV
3.3 kV to 11 kv
11 kv to 33 kv
None of these
33 kV to 66 kV
3.3 kV to 11 kv
11 kv to 33 kv
None of these
Answer
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SF 6 gas
has pungent small
is yellow in colour
is lighter than air
Is nontoxic
has pungent small
is yellow in colour
is lighter than air
Is nontoxic
Answer
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Most of the relays on service on electric power system are
electronic relays
electro-mechanical relays
thermal relays
None of these
electronic relays
electro-mechanical relays
thermal relays
None of these
Answer
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A short-circuit is identified by
voltage rise
voltage drop
heavy current flow
no current flow
voltage rise
voltage drop
heavy current flow
no current flow
Answer
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