Power Systems Transmission lines are transposed to reduce proximity effect interference with neighbouring communication lines ferranti effect skin effect proximity effect interference with neighbouring communication lines ferranti effect skin effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following produces the radio interference in communication lines? both 1 and 2 None of these electro magnetic induction electro static induction both 1 and 2 None of these electro magnetic induction electro static induction ANSWER DOWNLOAD EXAMIANS APP
Power Systems The modern trend in electric power generation none of above. to have large size thermal plants near load centre. to have large size thermal plant located near coal fields. to have large number of small size thermal plants located at different places. none of above. to have large size thermal plants near load centre. to have large size thermal plant located near coal fields. to have large number of small size thermal plants located at different places. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has an impedance of (2+j6) Ω has voltage regulation of 10% at a load power factor of 0.8 lag. Find the voltage regulation for a load of 0.6 lead 10% 6.92% -6.92% -10% 10% 6.92% -6.92% -10% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bundled conductors are used for EHV transmission lines primarily for reducing the voltage drop across the line surge impedance of the line corona loss copper loss voltage drop across the line surge impedance of the line corona loss copper loss ANSWER DOWNLOAD EXAMIANS APP
Power Systems Per unit of any quantity is defined as actual value of quantity /base value of quantity in different units base value of quantity /actual value of quantity in different units actual value of quantity /base value of quantity in same units base value of quantity /actual value of quantity in same units actual value of quantity /base value of quantity in different units base value of quantity /actual value of quantity in different units actual value of quantity /base value of quantity in same units base value of quantity /actual value of quantity in same units ANSWER DOWNLOAD EXAMIANS APP
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