GETCO Exam Paper (11-06-2017) For the protection of power system against travelling waves, we use None of these earthing screens surge diverters overhead ground wires None of these earthing screens surge diverters overhead ground wires ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) If the reading of two wattmeters are equal and positive in two wattmeter method, the load power factor in abalanced 3-phase 3-wire circuit will be 0.5 zero unity 0.866 0.5 zero unity 0.866 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP W1 = W2 (+Ve) → PF = 1W1, W2 Positive → PF > 0.5W1 +Ve, W2 = 0 → PF = 0.5W1 +Ve, W2 = -Ve → PF < 0.5W1 = - W2 → PF = 0
GETCO Exam Paper (11-06-2017) The booster is inserted in the circuit to reduce current reduce voltage drop compensate for voltage drop increase current reduce current reduce voltage drop compensate for voltage drop increase current ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) The efficiency of solar cell is about 0.6 0.15 0.25 0.4 0.6 0.15 0.25 0.4 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) The function of a surge tank is to supply water at constant pressure produce surge in the pipeline relieve water hammer pressure in the penstock pipe none supply water at constant pressure produce surge in the pipeline relieve water hammer pressure in the penstock pipe none ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) If the effect of earth is taken into account, then the capacitance of line to ground increases becomes infinite remains unaltered decreases increases becomes infinite remains unaltered decreases ANSWER DOWNLOAD EXAMIANS APP
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