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? 7 pu 5 pu 3.535 pu 5.353 pu 7 pu 5 pu 3.535 pu 5.353 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The average thermal efficiency of a modern nuclear power plant is about 80 %. 60 %. 40 %. 30 %. 80 %. 60 %. 40 %. 30 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main objectives of electrical power transmission is/are Voltage regulation of the transmission line must be zero or minimum nether 1 nor 2 both 1 and 2 Transmission system must be more efficient with minimum line losses Voltage regulation of the transmission line must be zero or minimum nether 1 nor 2 both 1 and 2 Transmission system must be more efficient with minimum line losses ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following method is/are more reliable? Newton Raphson (NR) method All of these Fast Decoupled Load Flow (FDLF) method Gauss-Siedel (GS) method Newton Raphson (NR) method All of these Fast Decoupled Load Flow (FDLF) method Gauss-Siedel (GS) method ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following plants has the maximum eapital cost Steam plants. Diesel plants. Hydro-plants. Nuclear plants. Steam plants. Diesel plants. Hydro-plants. Nuclear plants. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power output from an hydroelectric plants depend on type of dam, type of catchment area and discharge. type of turbine, type of dam and type of catchment area. type of dam, head, system efficiency. discharge, system efficiency. type of dam, type of catchment area and discharge. type of turbine, type of dam and type of catchment area. type of dam, head, system efficiency. discharge, system efficiency. ANSWER DOWNLOAD EXAMIANS APP
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