Power Systems The sequence components of the fault current are as follows: IR1 = j1.5 pu, IR2 = -j0.5 pu, IR0 = -j1. The type of fault is LLG LG LLL LL LLG LG LLL LL ANSWER DOWNLOAD EXAMIANS APP
Power Systems Differential relays does not used for which of the following faults? both 1 and 2 faults within a generator faults within a transformer through faults both 1 and 2 faults within a generator faults within a transformer through faults ANSWER DOWNLOAD EXAMIANS APP
Power Systems Consider a long, two wire line composed of solid round conductors. The radius of both conductors is 0.25 cm and distance between their centers is 100 cm. If this distance is doubled, then the inductance per unit length. Doubled. Increase but does not doubled. Decrease but does not halves. Halves. Doubled. Increase but does not doubled. Decrease but does not halves. Halves. 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 The function of a surge tank is to supply water at constant pressure. none of above. relieve water hammer pressure in the penstock. produce surge in the pipeline. supply water at constant pressure. none of above. relieve water hammer pressure in the penstock. produce surge in the pipeline. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The factor affecting run off are amount of vegetation and weather condition in the catchment area. rain fall pattern, shape and size of catchment area. the topography and nature of soil in the catchment area. all of above. amount of vegetation and weather condition in the catchment area. rain fall pattern, shape and size of catchment area. the topography and nature of soil in the catchment area. all of above. ANSWER DOWNLOAD EXAMIANS APP