Power Systems India’s largest thermal power station is located at Sarni. Neyveli. Chandrapur. Kota. Sarni. Neyveli. Chandrapur. Kota. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive (Z1), negative (Z2) and zero sequence (Z0) impedances of a transmission line follows the relation Z1 = Z2 = Z0 any of the above (Z1 = Z2) < Z0 (Z1 = Z2) > Z0 Z1 = Z2 = Z0 any of the above (Z1 = Z2) < Z0 (Z1 = Z2) > Z0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault current is 2000 A, the relay setting is 50% and CT ratio is 400 : 5, then plug setting multiplier will be 25. 10. 15. 50. 25. 10. 15. 50. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The total number of strands in a ACSR conductor are 7, then find the layer number? 2 5 3 7 2 5 3 7 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu? 0.2 pu 1.375 pu 3.975 pu 2.4 pu 0.2 pu 1.375 pu 3.975 pu 2.4 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station which has a high investment cost and low operating cost is usually operated as a None of above. Minimum load station. Peak load station. Base load station. None of above. Minimum load station. Peak load station. Base load station. ANSWER DOWNLOAD EXAMIANS APP
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