Power Systems Equal area criteria is used for absolute stability of the system relative stability of the system either 1 or 2 nether 1 nor 2 absolute stability of the system relative stability of the system either 1 or 2 nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
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 Generation of of one watt needs about ______________ fission per second 3.1 × 107. 3.1 × 106. 3.1 × 1010. 3.1. 3.1 × 107. 3.1 × 106. 3.1 × 1010. 3.1. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (4 + 3j ) Ω. Find the power factor of the load for zero voltage regulation? 0.6 lag 0.6 lead 0.8 lag 0.8 lead 0.6 lag 0.6 lead 0.8 lag 0.8 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect of conductor will increase when diameter decrease frequency decrease All of these resistivity decrease diameter decrease frequency decrease All of these resistivity decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems Recovery voltage in CB is equal to none of these. normal frequency 50 Hz rms voltage. arcing period voltage. transient voltage. none of these. normal frequency 50 Hz rms voltage. arcing period voltage. transient voltage. ANSWER DOWNLOAD EXAMIANS APP
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