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