Power Systems Two identical synchronous machines having same inertia constant are connected in parallel and swinging together. The effective inertia constant is 4 MJ/MVA. Then each machine has inertia constant of 4 MJ/MVA 2 MJ/MVA 8 MJ/MVA 16 MJ/MVA 4 MJ/MVA 2 MJ/MVA 8 MJ/MVA 16 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Peterson coil is used in case of transmission line for improve power factor increase the voltage level reduce ferranti effect compensation of arcing grounds improve power factor increase the voltage level reduce ferranti effect compensation of arcing grounds ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantage/s of per unit system as compare to absolute system? calculation time is less only one equation is required memory required is less All of these calculation time is less only one equation is required memory required is less All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A CT is connected in ___________________ with the line. both A and B. across. not connected. series. both A and B. across. not connected. series. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The ABCD constants of a 3-phase transmission line are A = D = 0.8∠1°, B = 170∠85° Ω , C = 0.002∠90.4° ℧. The sending end voltage is 400 kV. The receiving end voltage under no load condition is 600 kV 500 kV 400 kV 350 kV 600 kV 500 kV 400 kV 350 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bundled conductors are used for EHV transmission lines primarily for reducing the voltage drop across the line surge impedance of the line copper loss corona loss voltage drop across the line surge impedance of the line copper loss corona loss ANSWER DOWNLOAD EXAMIANS APP
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