Power Systems A 60 Hz, 320 Km loss less line has sending end voltage 1.0 pu. The receiving end voltage on no-load is 1.116 pu. 1.1 pu. 1.088 pu. none of these. 1.116 pu. 1.1 pu. 1.088 pu. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Water hamming process in pen-stocks results in noise increases. pressure increases. noise increases, pressure increases, velocity decreases. None of these noise increases. pressure increases. noise increases, pressure increases, velocity decreases. None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a short circuit test circuit breaker, time to reach the peak re-striking voltage 60 microsecond & the peak re-striking voltage 120 kV. Determine average RRRV (Rate of rise re-striking voltage)? 2 × 106 kV / sec. 1 × 106 kV / sec. 3.5 × 106 kV / sec. 3 × 106 kV / sec. 2 × 106 kV / sec. 1 × 106 kV / sec. 3.5 × 106 kV / sec. 3 × 106 kV / sec. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the conductor diameter decreases, inductance of the line, increases decreases remains unaffected None of these increases decreases remains unaffected None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Telecommunication lines are transposed to reduce the All of these efficiency radio interference in communication lines voltage level All of these efficiency radio interference in communication lines voltage level ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of draft tube is reaction turbine is to increase flow rate of water. all of above. convert kinetic energy of water. reduce water hammer. increase flow rate of water. all of above. convert kinetic energy of water. reduce water hammer. ANSWER DOWNLOAD EXAMIANS APP
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