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The reflection co-efficient at the open circuited end of a transmission line
unity
None of these
infinity
zero
unity
None of these
infinity
zero
Answer
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Related Question
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A circuit breaker is a
current limiting device
circuit interrupting device
current controlling device
None of these
current limiting device
circuit interrupting device
current controlling device
None of these
Answer
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The current rating of a fuse is 5A. The fusing current will be
1 A
more than 5A
5 A
2.5 A
1 A
more than 5A
5 A
2.5 A
Answer
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The advantage of HRC fuse is that it
does not deteriorate with age
is quite cheap
has high speed of operation
All of these
does not deteriorate with age
is quite cheap
has high speed of operation
All of these
Answer
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When the circuit breaker operates under fault conditions, the greatest noise is produced in
oil circuit breaker
sf6 circuit breaker
vaccum circuit breaker
air-blast circuit breaker
oil circuit breaker
sf6 circuit breaker
vaccum circuit breaker
air-blast circuit breaker
Answer
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With which of the following, a circuit breaker must be equipped for remote operation ?
None of these
inverse time trip
shunt trip
time-delay trip
None of these
inverse time trip
shunt trip
time-delay trip
Answer
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