Power Systems What are the tests performed for oil-filled and gas-filled cables ? Impulse tests. Thermal stability test. All of these. Load cycle tests. Impulse tests. Thermal stability test. All of these. Load cycle tests. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the methods of laying underground cables? None of these. Draw - in - system / duct - pipe laying. Direct laying. Both A and B. None of these. Draw - in - system / duct - pipe laying. Direct laying. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 core cable gives on test a capacitance of 3.7 µF between two cores. Find the line charging current of the cable when it is connected to 11 kV, 50 Hz system? 14.7 mA. 1.476 A. 1 A. 14.76 A. 14.7 mA. 1.476 A. 1 A. 14.76 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems String efficiency depends upon voltage rating of one SCR. all of these. voltage rating of whole string. no. of SCR in the string. voltage rating of one SCR. all of these. voltage rating of whole string. no. of SCR in the string. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection switch is used to provide protection against temperature. overload. short circuit. over voltage. temperature. overload. short circuit. over voltage. ANSWER DOWNLOAD EXAMIANS APP
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