DGVCL Exam Paper (12-06-2016) The rating of fuse wire is always expressed in _____ Ampere-hours Ampere-volts Amperes kWh Ampere-hours Ampere-volts Amperes kWh ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Equipment :Rating Fuse : AmpereTransformer : kVAAlternator : kVAMotor : kW/HPBattery : ampere-hour
DGVCL Exam Paper (12-06-2016) As per Electricity Act, _____ means a process which simultaneously produces two or more forms of useful energy (including electricity). Power generation Captive Power Plant Cogeneration None of these Power generation Captive Power Plant Cogeneration None of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The time of closing the cycle, in modern circuit breakers is 0.003 sec. 0.001 sec. 0.01 sec. 0.1 sec. 0.003 sec. 0.001 sec. 0.01 sec. 0.1 sec. ANSWER DOWNLOAD EXAMIANS APP
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 Current will be too much high No effect Eddy Current and Hysteresis losses will be excessive Transformer may start to smoke and burn Current will be too much high No effect 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) Increasing the number of turns of wire on the secondary of a transformer will Have no effect on the secondary current Increase the secondary current Increase the primary current Decrease the secondary current Have no effect on the secondary current Increase the secondary current Increase the primary current Decrease the secondary current ANSWER EXPLANATION DOWNLOAD EXAMIANS APP transformer ratio K : N₂/N₁=V₂/V₁=I₁/I₂
DGVCL Exam Paper (12-06-2016) The Central Electricity Regulatory Commission (CERC) is mainly responsible for: Regulating tariffs for generation and inter-state transmission of energy including tariffs All of these Efficiency and economy in the electricity industry Advising the government on tariff policy and promoting competition Regulating tariffs for generation and inter-state transmission of energy including tariffs All of these Efficiency and economy in the electricity industry Advising the government on tariff policy and promoting competition ANSWER DOWNLOAD EXAMIANS APP
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