Power Systems What are the tests performed for oil-filled and gas-filled cables ? Load cycle tests. Thermal stability test. All of these. Impulse tests. Load cycle tests. Thermal stability test. All of these. Impulse tests. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the methods of laying underground cables? Draw - in - system / duct - pipe laying. Both A and B. None of these. Direct laying. Draw - in - system / duct - pipe laying. Both A and B. None of these. Direct laying. 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? 1 A. 1.476 A. 14.76 A. 14.7 mA. 1 A. 1.476 A. 14.76 A. 14.7 mA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems String efficiency depends upon voltage rating of one SCR. no. of SCR in the string. voltage rating of whole string. all of these. voltage rating of one SCR. no. of SCR in the string. voltage rating of whole string. all of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection switch is used to provide protection against over voltage. overload. temperature. short circuit. over voltage. overload. temperature. short circuit. ANSWER DOWNLOAD EXAMIANS APP
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