Power Systems Aluminium is now most commonly employed conductor material in transmission lines than copper because its tensile strength is more it is cheaper and lighter it is more conductive costlier its tensile strength is more it is cheaper and lighter it is more conductive costlier ANSWER DOWNLOAD EXAMIANS APP
Power Systems The line currents of 3-phase supply are: IR = 3 + j 5 A IY =2 + j 2 A IB = -2 - j 1 A The zero sequence current will be -2 - j 1 A 1 + j 2 A 1 + j 4 A 5 + j 7 A -2 - j 1 A 1 + j 2 A 1 + j 4 A 5 + j 7 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona loss is ----------------- on hilly areas than as plain areas. None of these remain same less more None of these remain same less more ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following materials can be used as coolant Heavy water. Any of above. CO2. Helium. Heavy water. Any of above. CO2. Helium. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Merze price current scheme protection is used in alternator. both A and B. transformer. bus bars. alternator. both A and B. transformer. bus bars. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault current is 2000 A, the relay setting is 50% and CT ratio is 400 : 5, then plug setting multiplier will be 25. 15. 50. 10. 25. 15. 50. 10. ANSWER DOWNLOAD EXAMIANS APP