Power Systems Attenuation occurs due to conductance both 1 and 3 inductance resistance conductance both 1 and 3 inductance resistance ANSWER DOWNLOAD EXAMIANS APP
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 incident current? 250 A 2500 A 100 A 200 A 250 A 2500 A 100 A 200 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Apart from the skin effect the non uniformity of the current distribution is also caused by proximity effect ferranti effect bundled conductors All of these proximity effect ferranti effect bundled conductors All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 60 Hz, 320 Km loss less line has sending end voltage 1.0 pu. The receiving end voltage on no-load is none of these. 1.116 pu. 1.1 pu. 1.088 pu. none of these. 1.116 pu. 1.1 pu. 1.088 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bundled conductors in EHV transmission lines decrease inducatance decrease capacitance increase inductance increase capacitance decrease inducatance decrease capacitance increase inductance increase capacitance ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MVA alternator operated at no load at frequency of 50 Hz, it has inertia constant of 5 MWsec/MVA and governing system has a time delay of 0.6 sec. If the load of 50 MW is suddenly applied then find the frequency deviation during this time? -0.76 Hz 0.85 Hz -0.85 Hz 0.76 Hz -0.76 Hz 0.85 Hz -0.85 Hz 0.76 Hz ANSWER DOWNLOAD EXAMIANS APP