Power Systems Which of the following materials is/are used as moderators? graphite All of these beryllium heavy water graphite All of these beryllium heavy water ANSWER DOWNLOAD EXAMIANS APP
Power Systems The charging current of a 400 kV line is more than that of a 220 kV line of the same length? True False None of these either 1 or 2 True False None of these either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the effects of corona interference decreases power loss decreases charging current increases All of these interference decreases power loss decreases charging current increases All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following quantities are to be calculated for generator bus? Q and δ P and V δ and V P and Q Q and δ P and V δ and V P and Q ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs. 5. 3. 7. 20. 5. 3. 7. 20. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used for protection of equipment from short circuits All of these protection of equipment from open circuits protection of equipment from external lightning protection of equipment from short circuits All of these protection of equipment from open circuits protection of equipment from external lightning ANSWER DOWNLOAD EXAMIANS APP