GETCO Exam Paper (11-06-2017) The draught which a chimney produces is called natural draught balanced draught forced draught induced draught natural draught balanced draught forced draught induced draught ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) Effect of temperature rise in overhead lines is to increase the sag and decrease the tension increase both decrease both decrease the sag and increase the tension increase the sag and decrease the tension increase both decrease both decrease the sag and increase the tension 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 0.866 unity zero 0.5 0.866 unity zero 0.5 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 voltage across the various discs of a string of suspension insulators having identical discs is different due to series and shunt capacitance shunt capacitance to ground series capacitance surface leakage currents series and shunt capacitance shunt capacitance to ground series capacitance surface leakage currents ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) Fiber-optic cables are used in power system applications mainly for all communication between power station and substation SCADA communication between power station and load control centre all communication between power station and substation SCADA communication between power station and load control centre ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) A power system needs injection of VARs at both peak and off-peak load off-peak load full load peak load both peak and off-peak load off-peak load full load peak load ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS