Power Systems For complete protection of 3-phase system from the short circuit faults minimum number of relays required are one three two six one three two six ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reactance relays are used for the protection of medium transmission lines only All of these long transmission lines only short transmission lines only medium transmission lines only All of these long transmission lines only short transmission lines only ANSWER DOWNLOAD EXAMIANS APP
Power Systems In triangular configuration, inductance and capacitance values are ------ and ------ respectively higher, less less, higher higher, higher less, less higher, less less, higher higher, higher less, less ANSWER DOWNLOAD EXAMIANS APP
Power Systems If sag in an overhead line increase, tension in the line remains same increase decrease None of these remains same increase decrease None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A guard ring is used in string type insulator having 3 units to improve string efficiency. Find the capacitance of metal link 2 if pin to earth capacitance of each unit is 1 F? 2 F 4 F 1 F 0.5 F 2 F 4 F 1 F 0.5 F ANSWER DOWNLOAD EXAMIANS APP
Power Systems Radio interference occur in telecommunication line due to nether 1 nor 2 electro static induction both 1 and 2 electro magnetic induction nether 1 nor 2 electro static induction both 1 and 2 electro magnetic induction ANSWER DOWNLOAD EXAMIANS APP