DGVCL Exam Paper (12-06-2016) Which of the following does not change in a transformer? Current Frequency Voltage All of these Current Frequency Voltage All of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In transformer voltage and current can be raised or lowered.Frequency remains samePower and Flux remains almost constant.
DGVCL Exam Paper (12-06-2016) Increasing the number of turns of wire on the secondary of a transformer will Decrease the secondary current Increase the secondary current Have no effect on the secondary current Increase the primary current Decrease the secondary current Increase the secondary current Have no effect on the secondary current Increase the primary current ANSWER EXPLANATION DOWNLOAD EXAMIANS APP transformer ratio K : N₂/N₁=V₂/V₁=I₁/I₂
DGVCL Exam Paper (12-06-2016) Induction cup relay is operated due to changes in : All of these Voltage Impedance Current All of these Voltage Impedance Current ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Directional relays are based on flow of Current Voltage All of these Power Current Voltage All of these Power ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The UGVCL is operative in the _____ Gujarat. Western Northern Southern Central Western Northern Southern Central ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) If the displayed system time and date is wrong, you can reset it using : Desk top Control panel Menu bar Task bar Desk top Control panel Menu bar Task bar ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS