Power Systems The voltage and current instantaneous values are given as 5 sin (ωt + 30°) pu and 2 sin (ωt - 15°) pu respectively. Find the per unit active power? 5 pu 5.353 pu 7 pu 3.535 pu 5 pu 5.353 pu 7 pu 3.535 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantage/s of per unit system as compare to absolute system? only one equation is required calculation time is less All of these memory required is less only one equation is required calculation time is less All of these memory required is less ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following plants has the maximum eapital cost Nuclear plants. Hydro-plants. Diesel plants. Steam plants. Nuclear plants. Hydro-plants. Diesel plants. Steam plants. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following circuit breakers produce least arc energy? Minimum oil CB. Plain oil CB. Air blast CB. Air break CB. Minimum oil CB. Plain oil CB. Air blast CB. Air break CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Storage requirement can be determined from both B and C. hydro-graph. flow duration curve. mass Curve. both B and C. hydro-graph. flow duration curve. mass Curve. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For symmetrical network, the neutral current is zero maximum infinity any of the above zero maximum infinity any of the above ANSWER DOWNLOAD EXAMIANS APP
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