Power Systems If skin depth is more, then skin effect is either 1 or 2 more None of these less either 1 or 2 more None of these less ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MW capacity generator has a speed regulation of 4% for a frequency drop of 0.05 Hz. Find the power input supplied by the turbine for maintaining constant frequency? 5 MW 10 MW 20 MW 15 MW 5 MW 10 MW 20 MW 15 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems For which one of the following types of motors, is the equal area criterion for stability applicable? Three phase induction motor DC shunt motor DC series motor Three phase synchronous motor Three phase induction motor DC shunt motor DC series motor Three phase synchronous motor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two insulator discs of identical capacitance value C make up a string for a 22 kV, 50 Hz, single phase overhead line insulation system. If pin to earth capacitance is also C, then find the string efficiency? 86%% 90% 75% 50% 86%% 90% 75% 50% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Water hamming process in pen-stocks results in None of these noise increases, pressure increases, velocity decreases. pressure increases. noise increases. None of these noise increases, pressure increases, velocity decreases. pressure increases. noise increases. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays is/are unit protection relays? Buccholz relays both 1 and 2 over current relays Differential relays Buccholz relays both 1 and 2 over current relays Differential relays ANSWER DOWNLOAD EXAMIANS APP
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