Power Systems The specific speed ( NS ) of turbine is given by N√( P ) / H1.25. N√( P ) / H2/3. none of these. P√( N ) / H3/2. N√( P ) / H1.25. N√( P ) / H2/3. none of these. P√( N ) / H3/2. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following method is used for changing power factor from leading to lagging series capacitor shunt reactor shunt capacitor any of the above series capacitor shunt reactor shunt capacitor any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Plant capacity factor value is 0 greater than 1 less than 1 1 0 greater than 1 less than 1 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A fuse wire of circular cross-section has a radius of 0.8 mm. The wire blows off at an current of 8 Amp. Calculate the radius of wire that will blow off at an current of 1 amp? 0.2 mm. 4 mm. 0.4 mm. 2 mm. 0.2 mm. 4 mm. 0.4 mm. 2 mm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems An alternator having an induced emf of 1.6 pu is connected to an infinite bus of 1 pu. If the bus bar has reactance of 0.6 pu and alternator has reactance of 0.2 pu, what is the maximum power that can be transferred? 2 pu 2.67 pu 6 pu 5 pu 2 pu 2.67 pu 6 pu 5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following circuit breakers produce least arc energy? Minimum oil CB. Air blast CB. Air break CB. Plain oil CB. Minimum oil CB. Air blast CB. Air break CB. Plain oil CB. ANSWER DOWNLOAD EXAMIANS APP
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