Power Systems For load flow studies, What are the quantities specified at load bus are V and δ P and V δ and Q P and Q V and δ P and V δ and Q P and Q ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are advantages of N-R method? both 1 and 2 Time taken for each iteration is less Number of iterations are less Applicable for large power system network both 1 and 2 Time taken for each iteration is less Number of iterations are less Applicable for large power system network ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays are used in protection of medium transmission lines? any of the above Impedance relays Mho relays Admittance relays any of the above Impedance relays Mho relays Admittance relays ANSWER DOWNLOAD EXAMIANS APP
Power Systems Gas turbine power plants for maximum efficient may have Multistage compression. Reheating. Heat exchangers. All of above. Multistage compression. Reheating. Heat exchangers. All of above. 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 840 Ω 420 Ω 400 Ω 210 Ω 840 Ω 420 Ω 400 Ω 210 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor carries more current on surface as compared to core. This is called as skin effect corona effect unsymmetrical fault All of these skin effect corona effect unsymmetrical fault All of these ANSWER DOWNLOAD EXAMIANS APP