Power Systems Transmission line has a length of 300 km, operating at sending end voltage Vs = 1 pu, find the receiving end voltage(Vr) at no load? 1 pu 0.98 pu 0.098 pu 1.098 pu 1 pu 0.98 pu 0.098 pu 1.098 pu 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. 7. 3. 20. 5. 7. 3. 20. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Offset mho relay is used for the protection of equipment when either 1 or 2 failure of prime mover of the generator loss of excitation of the generator None of these either 1 or 2 failure of prime mover of the generator loss of excitation of the generator None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω for a length of the line of 200 km. If the length of line is increased to 400 km, then its surge impedance is 0 Ω 800 Ω 200 Ω 400 Ω 0 Ω 800 Ω 200 Ω 400 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a transmission line can be increased by both 1 and 3 increasing its voltage level addition of lumped capacitance in series addition of lumped inductance in parallel both 1 and 3 increasing its voltage level addition of lumped capacitance in series addition of lumped inductance in parallel ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reheat cycle in thermal power plant is used to utilize heat of flue gases. increase thermal efficiency. improve condenser performance. reduce loss of heat. utilize heat of flue gases. increase thermal efficiency. improve condenser performance. reduce loss of heat. ANSWER DOWNLOAD EXAMIANS APP
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