Power Systems A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base? 0.4 pu 0.1 pu 0.5 pu 0.2 pu 0.4 pu 0.1 pu 0.5 pu 0.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the frequency is increased, then skin effect will increases any of the above decreases remains unaffected increases any of the above decreases remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Power Systems The value of inductance used for compensation of arcing grounds is 1/3ω²C ω²C/3 3/ω²C 3ω²C 1/3ω²C ω²C/3 3/ω²C 3ω²C ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 400 kV power network, 360 kV is recorded at 400 kV bus. The reactive power absorbed by a shunt reactor for 50 MVAr, 400 kV connected at the bus is 55.56 MVAr. 40.5 MVAr. 45.0 MVAr. 61.73 MVAr. 55.56 MVAr. 40.5 MVAr. 45.0 MVAr. 61.73 MVAr. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of moderator in a nuclear reactor is All of these to slow down the neutrons. to increase the energy of the neutrons. to absorb the excess. All of these to slow down the neutrons. to increase the energy of the neutrons. to absorb the excess. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has self and mutual impedances are 0.8 and 0 pu respectively. Find the positive, negative and zero sequence impedances respectively? 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 0.8 pu 0.6, 0.6 and 0.6 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 0.8 pu 0.6, 0.6 and 0.6 pu ANSWER DOWNLOAD EXAMIANS APP
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