Power Systems The skin effect shows that current density is more at the centre of the condutor current density is lower at the surface of the condutor the distribution of AC current is uniform through the cross section of the conductor current density is more at the surface of the condutor current density is more at the centre of the condutor current density is lower at the surface of the condutor the distribution of AC current is uniform through the cross section of the conductor current density is more at the surface of the condutor ANSWER DOWNLOAD EXAMIANS APP
Power Systems The modern trend in electric power generation to have large size thermal plants near load centre. to have large number of small size thermal plants located at different places. to have large size thermal plant located near coal fields. none of above. to have large size thermal plants near load centre. to have large number of small size thermal plants located at different places. to have large size thermal plant located near coal fields. none of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For some given transmission line the expression for voltage regulation is given by (Vs - Vr)/Vr *100%. Hence, None of these this expression is true for any line this must be a short line this may either be a medium line or short line None of these this expression is true for any line this must be a short line this may either be a medium line or short line ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a 500 Hz frequency excitation, a 100 km long power line will be modelled as shunt capacitor long transmission line medium transmission line any of the above shunt capacitor long transmission line medium transmission line any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The internal flux linkage due to internal flux of a conductor is I/2*10-7 wb-T/m I/4*10-7 wb-T/m I/6*10-7 wb-T/m All of these I/2*10-7 wb-T/m I/4*10-7 wb-T/m I/6*10-7 wb-T/m All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following quantities are to be calculated for generator bus? P and Q Q and δ P and V δ and V P and Q Q and δ P and V δ and V ANSWER DOWNLOAD EXAMIANS APP