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 zero 0.5 unity 0.866 zero 0.5 unity 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 compensate for voltage drop increase current reduce voltage drop reduce current compensate for voltage drop increase current reduce voltage drop reduce current ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) The minimum dielecric stress in a cable is it lead sheath armour bedding conductor surface lead sheath armour bedding conductor surface ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) Which Article of the constitution provides freedom to manage religious affairs? Article 27 Article 26 Article 28 Article 25 Article 27 Article 26 Article 28 Article 25 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) In a 3-phase supply, floating neutral is undesirable because it may result in _____ across the load high voltage low voltage unequal line voltage none high voltage low voltage unequal line voltage none ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) For an overhead line, the surge impedance is taken as 500-1000 Ω 20-40 Ω 100-200 Ω 70-80 Ω 500-1000 Ω 20-40 Ω 100-200 Ω 70-80 Ω ANSWER DOWNLOAD EXAMIANS APP
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