Power Systems India’s largest thermal power station is located at Chandrapur. Kota. Sarni. Neyveli. Chandrapur. Kota. Sarni. Neyveli. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When is the ferranti effect on long overhead lines experienced? The line is heavily loaded The power factor is unity The line is lightly loaded The line is fully loaded The line is heavily loaded The power factor is unity The line is lightly loaded The line is fully loaded ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a nuclear reactor, chain reactor is controlled by introducing cadmium rods. graphite rods. brass rods. iron rods. cadmium rods. graphite rods. brass rods. iron rods. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The surge impedance of a 400 km long overhead transmission line is 420 Ω. For a 200 km length of the same line, the surge impedance will be 210 Ω 840 Ω 420 Ω 400 Ω 210 Ω 840 Ω 420 Ω 400 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the incident current? 100 A 2500 A 250 A 200 A 100 A 2500 A 250 A 200 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence impedances of a transmission line are 0.5,0.5 and 1.1 pu respectively. The self (Zs) and mutual (Zm) impedances of the line will be given by Zs = 0.5 pu, Zm =0.6 pu Zs = 0.7 pu, Zm =0.2 pu Zs = 0.2 pu, Zm =0.7 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.5 pu, Zm =0.6 pu Zs = 0.7 pu, Zm =0.2 pu Zs = 0.2 pu, Zm =0.7 pu Zs = 0.6 pu, Zm =0.5 pu ANSWER DOWNLOAD EXAMIANS APP
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