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 transmitted voltage? 30.6 Kv 18.18 kV 100 kV 36. 36 kV 30.6 Kv 18.18 kV 100 kV 36. 36 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relationships are not valid for short transmission lines B = C = Z A = D = 1 All of these Is = Ir B = C = Z A = D = 1 All of these Is = Ir ANSWER DOWNLOAD EXAMIANS APP
Power Systems Steady state stability of a power system is improved by All of these using double circuit line instead of single circuit line single pole switching decreasing generator inertia All of these using double circuit line instead of single circuit line single pole switching decreasing generator inertia ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation of the modern EHV lines is designed based on corona. the lighting voltage. the switch voltage. R × I. corona. the lighting voltage. the switch voltage. R × I. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs. 5. 3. 20. 7. 5. 3. 20. 7. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The amount of ash content in Indian coal 35 %. 45 %. 20 %. 60 %. 35 %. 45 %. 20 %. 60 %. ANSWER DOWNLOAD EXAMIANS APP