DGVCL Exam Paper (12-06-2016) The following formula is correct: Load facto r= Average load for a period/Peak load for the same period Load factor = Average load for a period x Peak load for the same period Load factor = Average load for a period + Peak load for the same period All of these Load facto r= Average load for a period/Peak load for the same period Load factor = Average load for a period x Peak load for the same period Load factor = Average load for a period + Peak load for the same period All of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The permissible voltage variation in transmission and distribution system is: ± 25% ± 0.1% ±10% ± 1% ± 25% ± 0.1% ±10% ± 1% ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This answer is as per official key of respective exam.
DGVCL Exam Paper (12-06-2016) What would happen if a power transformer designed for operation on 50 Hz (frequency) were connected to a 500 Hz (frequency) source of the same voltage: Eddy Current and Hysteresis losses will be excessive Transformer may start to smoke and burn No effect Current will be too much high Eddy Current and Hysteresis losses will be excessive Transformer may start to smoke and burn No effect Current will be too much high ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Core loss of transformer = Hysteresis loss + eddy current lossHysteresis loss prpotional to feddy current loss prpotional to f².
DGVCL Exam Paper (12-06-2016) Which of the following are components of Central Processing Unit (CPU)? Control Unit, Monitor Arithmetic logic unit, Integrated Circuits Arithmetic logic unit, Mouse Arithmetic logic unit, Control unit Control Unit, Monitor Arithmetic logic unit, Integrated Circuits Arithmetic logic unit, Mouse Arithmetic logic unit, Control unit ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Which of the following is not a part of transformer installation? Exciter Breather Buchholz Relay Conservator Exciter Breather Buchholz Relay Conservator ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Exciter is used in alternator for field supply.
DGVCL Exam Paper (12-06-2016) The arc temperature in Oil Circuit Breaker may reach up to _____ 10,000° K None of these 8,000° K 5,000° K 10,000° K None of these 8,000° K 5,000° K ANSWER DOWNLOAD EXAMIANS APP
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