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To reduce short circuit fault currents......... are used.
capacitors
reactors
None of these
resistors
capacitors
reactors
None of these
resistors
Answer
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Related Question
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The single phasing relays are used for the protection of
two phase motors only
two single phase motors running in parallel
single phase motors only
three phase motors
two phase motors only
two single phase motors running in parallel
single phase motors only
three phase motors
Answer
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Distance relays are generally
impedance relays
none of these
reactance relays
split-phase relays
impedance relays
none of these
reactance relays
split-phase relays
Answer
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Relay can be designed to respond to changes in
resistance, reactance and impedance
voltage and current
temperature
All of these
resistance, reactance and impedance
voltage and current
temperature
All of these
Answer
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Most of the relays on service on electric power system are
electro-mechanical relays
electronic relays
None of these
thermal relays
electro-mechanical relays
electronic relays
None of these
thermal relays
Answer
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A differential relay measures the vector difference between
two or more similar electrical quantities
two currents
two voltages
None of these
two or more similar electrical quantities
two currents
two voltages
None of these
Answer
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