Power Systems Water hamming process in pen-stocks results in pressure increases. noise increases. None of these noise increases, pressure increases, velocity decreases. pressure increases. noise increases. None of these noise increases, pressure increases, velocity decreases. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 25 MVA, 11 kV alternator is supplying full load at a point of 0.75 lagging. Determine the percentage increase in earning capacity when it is operated at improved power factor of 0.96 lagging. 56 %. 14 %. None of above 28 %. 56 %. 14 %. None of above 28 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the transmitted voltage? 30.6 Kv 36. 36 kV 100 kV 18.18 kV 30.6 Kv 36. 36 kV 100 kV 18.18 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Electrostatic precipitators in thermal power plants are used for control flow rate removal of ash from flue gas All of these remove moisture from the cole control flow rate removal of ash from flue gas All of these remove moisture from the cole ANSWER DOWNLOAD EXAMIANS APP
Power Systems The radiation shield for a nuclear power reactor for biological safety is provided by having the reactor encased by thick concrete wall. immersed in water pool. isolated from outside word with strong magnetic field. encased thick metal wall. encased by thick concrete wall. immersed in water pool. isolated from outside word with strong magnetic field. encased thick metal wall. ANSWER DOWNLOAD EXAMIANS APP
Power Systems How to find the total number of strands (N) when number of layers (x) are given Total number of strands N = 3x² - 3x - 1 Total number of strands N = 3x² + 3x - 1 Total number of strands N = 3x² - 3x + 1 Total number of strands N = 3x² + 3x + 1 Total number of strands N = 3x² - 3x - 1 Total number of strands N = 3x² + 3x - 1 Total number of strands N = 3x² - 3x + 1 Total number of strands N = 3x² + 3x + 1 ANSWER DOWNLOAD EXAMIANS APP
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