Power Systems The radiation shield for a nuclear power reactor for biological safety is provided by having the reactor isolated from outside word with strong magnetic field. immersed in water pool. encased by thick concrete wall. encased thick metal wall. isolated from outside word with strong magnetic field. immersed in water pool. encased by thick concrete wall. encased thick metal wall. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 10 MVA generator has reactance of 0.2 pu. Find the new reactance value for 50 MVA base? 5 pu 0.25 pu 1 pu 0.2 pu 5 pu 0.25 pu 1 pu 0.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two insulator discs of identical capacitance value C make up a string for a 22 kV, 50 Hz, single phase overhead line insulation system. If pin to earth capacitance is also C, then find the string efficiency? 86%% 50% 90% 75% 86%% 50% 90% 75% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Proximity effect depends on All of these relative permeability distance between the conductors frequency All of these relative permeability distance between the conductors frequency ANSWER DOWNLOAD EXAMIANS APP
Power Systems Telecommunication lines are transposed to reduce the voltage level All of these efficiency radio interference in communication lines voltage level All of these efficiency radio interference in communication lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a long transmission line, if we increase the length of the line, the parameters A and B respectively decreases and increases increases and increases decreases and decreases increases and decreases decreases and increases increases and increases decreases and decreases increases and decreases ANSWER DOWNLOAD EXAMIANS APP