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