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The material used for fuse must have
Low melting point and low specific resistance
low melting point and any specific resistance
high melting point and low specific resistance
low melting point and high specific resistance
Low melting point and low specific resistance
low melting point and any specific resistance
high melting point and low specific resistance
low melting point and high specific resistance
Answer
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Related Question
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The reflection co-efficient at the open circuited end of a transmission line
zero
unity
infinity
None of these
zero
unity
infinity
None of these
Answer
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When a fault occur in a power system, the circuit breaker
opens automatically
None of these
is opened by remote control
is opened manually
opens automatically
None of these
is opened by remote control
is opened manually
Answer
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Series capacitors are used to
compensate for line inductive reactance
compensate for line capacitive reactance
None of these
improve line voltage
compensate for line inductive reactance
compensate for line capacitive reactance
None of these
improve line voltage
Answer
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Which of the following circuit breakers is prefered for EHT applications ?
bulk oil circuit breaker
low oil circuit breaker
air break circuit breaker
Sf6 CB
bulk oil circuit breaker
low oil circuit breaker
air break circuit breaker
Sf6 CB
Answer
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A circuit breaker must perform the duty of
being closed on to a fault
carrying fault current for a short time
All of these
opening the faulty circuit and breaking the fault current
being closed on to a fault
carrying fault current for a short time
All of these
opening the faulty circuit and breaking the fault current
Answer
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