Power Systems IF the time of operation of a relay for unity TMS is 10 sec then the time of operation for 0.5 TMS is 5 sec. 20 sec. none of these. 10 sec. 5 sec. 20 sec. none of these. 10 sec. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the conductor diameter decreases, inductance of the line, None of these decreases increases remains unaffected None of these decreases increases remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation resistance of the 20 km long underground cable is 8 MΩ. Other things being same, the insulation resistance of 10 km long cable will be 8 MΩ 32 MΩ 4 MΩ 16 MΩ 8 MΩ 32 MΩ 4 MΩ 16 MΩ ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection relay provides protection against what? Temperature Short circuit Over load any of the above Temperature Short circuit Over load any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main objectives of power system is/are Flexible power has to be available. Reliable power has to be available All of these Cost of electrical energy per KWh is to be minimum Flexible power has to be available. Reliable power has to be available All of these Cost of electrical energy per KWh is to be minimum ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the load is short circuited, then reflection coefficient of voltage is -2 -1 1 0 -2 -1 1 0 ANSWER DOWNLOAD EXAMIANS APP
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