Power Systems The skin effect shows that current density is more 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 centre of the condutor current density is lower at the surface of the condutor current density is more 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 centre of the condutor current density is lower at the surface of the condutor ANSWER DOWNLOAD EXAMIANS APP
Power Systems In order to have lower cost of power generaion the load factor should be low but diversity factor should be high The load factor and diversity factor should be high the load factor and diversity factor should be low the load factor should be high but diversity factor should be low the load factor should be low but diversity factor should be high The load factor and diversity factor should be high the load factor and diversity factor should be low the load factor should be high but diversity factor should be low ANSWER DOWNLOAD EXAMIANS APP
Power Systems For 800 MJ stored energy in the rotor at synchronous speed, what is the inertia constant H for a 50 Hz, four pole turbo generator rated 100 MVA, 11 kV? 2 MJ/MVA 8 MJ/MVA 4 MJ/MVA 6 MJ/MVA 2 MJ/MVA 8 MJ/MVA 4 MJ/MVA 6 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inertia constant of 100 MVA, 50 Hz, 4 pole generator is 10 MJ/MVA. If the mechanical input to the machine is suddenly raised from 50 MW to 75 MW, the rotor acceleration will be equal to 225 electrical degrees/s² 22.5 electrical degrees/s² 125 electrical degrees/s² 12.5 electrical degrees/s² 225 electrical degrees/s² 22.5 electrical degrees/s² 125 electrical degrees/s² 12.5 electrical degrees/s² ANSWER DOWNLOAD EXAMIANS APP
Power Systems The receiving end voltage for a long line under no load condition is less than the sending end voltage equal to the sending end voltage more than the sending end voltage any of the above less than the sending end voltage equal to the sending end voltage more than the sending end voltage any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems String efficiency depends upon voltage rating of one SCR. voltage rating of whole string. all of these. no. of SCR in the string. voltage rating of one SCR. voltage rating of whole string. all of these. no. of SCR in the string. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS