Switch Gear The main function of a fuse is to prevent excessive currents None of these open the circuit protect the appliance protect the line prevent excessive currents None of these open the circuit protect the appliance protect the line ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Dc shunt relays are made of many turns of thin wire many turns of thick wire few turns of thick wire few turns of thin wire many turns of thin wire many turns of thick wire few turns of thick wire few turns of thin wire ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The normal current in a power line is 100 A. If a short-circuit fault occurs on the line, then one can expect the short-circuit current to be more than 1000 A 200 A 300 A 100 A more than 1000 A 200 A 300 A 100 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas is lighter than air is nontoxic is yellow in colour has pungent small None of these is lighter than air is nontoxic is yellow in colour has pungent small None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The advantage of HRC fuse is that it does not deteriorate with age is quite cheap All of these has high speed of operation does not deteriorate with age is quite cheap All of these has high speed of operation ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is the least expensive protection for over current is low voltage system ? oil circuit breaker isolator rewireable fuse air break circuit breaker oil circuit breaker isolator rewireable fuse air break circuit breaker ANSWER DOWNLOAD EXAMIANS APP
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