Power Systems Sparse matrix is matrix which contain less number of memory elements more number of memory elements more number of non zeros more number of zeros less number of memory elements more number of memory elements more number of non zeros more number of zeros ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used to protect electrical equipment against over currents due to lightning stroke. over voltages due to indirect lightning stroke. power frequency of over voltages. direct strokes of lightning. over currents due to lightning stroke. over voltages due to indirect lightning stroke. power frequency of over voltages. direct strokes of lightning. 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? 2500 A 250 A 200 A 100 A 2500 A 250 A 200 A 100 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Apart from the skin effect the non uniformity of the current distribution is also caused by bundled conductors ferranti effect All of these proximity effect bundled conductors ferranti effect All of these proximity effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base? 0.1 pu 0.2 pu 0.5 pu 0.4 pu 0.1 pu 0.2 pu 0.5 pu 0.4 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a nuclear reaction is operating at constant power the multiplication factor is may be any of the above. greater than 1. less than 1. 1. may be any of the above. greater than 1. less than 1. 1. ANSWER DOWNLOAD EXAMIANS APP