DGVCL Exam Paper (12-06-2016) In a transmission line if booster transformers are to be used, preferred location will be At the receiving end At the sending end At the intermediate point Anywhere in the line At the receiving end At the sending end At the intermediate point Anywhere in the line ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The friction losses in Real Transformers are : 0 0.5 0.25 0.05 0 0.5 0.25 0.05 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP As there is no rotating part in transformer, there is no friction and windage loss
DGVCL Exam Paper (12-06-2016) Capacitance is the ability of a body to store an _____ voltage electric current All of these electrical charge voltage electric current All of these electrical charge ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) What will happen if the primary of a transformer is connected to DC supply? No effect Transformer will operate with low efficiency Transformer will operate with high efficiency Transformer may start to smoke and burn No effect Transformer will operate with low efficiency Transformer will operate with high efficiency Transformer may start to smoke and burn ANSWER EXPLANATION DOWNLOAD EXAMIANS APP transformer works on principle of faraday's law of electromagnetic induction. So if D.C supply use, no indction are produced and due to this E.M.F not induced in winding and transfer of electrical energy is not possible.
DGVCL Exam Paper (12-06-2016) A Transformer _____ Steps up or down AC Voltages & Current Steps up or down DC Voltages & Current Changes AC to DC Changes DC to AC Steps up or down AC Voltages & Current Steps up or down DC Voltages & Current Changes AC to DC Changes DC to AC ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The following is not a Regulatory Commission: DGVCL CSERC GERC BERC DGVCL CSERC GERC BERC ANSWER EXPLANATION DOWNLOAD EXAMIANS APP DGVCL is distribution company.
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