DGVCL Exam Paper (12-06-2016) A 100-watt light bulb turned on for 8 hours uses : 8 kWh 800 Wh None of these 0.8 kWh 8 kWh 800 Wh None of these 0.8 kWh ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In Solution 0.8 kWh and 800 Wh both options are given as answer as both are correct
DGVCL Exam Paper (12-06-2016) The transformer works on the principle of: None of these All of these Mutual capacitance Mutual induction None of these All of these Mutual capacitance Mutual induction ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Transformer is static device.two or more stationary electrical circuit mutually linked by magnetic circuit.assumptions of ideal transformer:1. there are no losses.2. whole magnetic flux constant no leakage.3. permeability of core is infinite.
DGVCL Exam Paper (12-06-2016) The permissible voltage variation in transmission and distribution system is: ±10% ± 25% ± 1% ± 0.1% ±10% ± 25% ± 1% ± 0.1% ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This answer is as per official key of respective exam.
DGVCL Exam Paper (12-06-2016) The main objectives in framing tariff are: The tariff must be equitable amongst different consumers Tariffs can be modified from time to time The consumers must readily understand the tariffs All of these The tariff must be equitable amongst different consumers Tariffs can be modified from time to time The consumers must readily understand the tariffs All of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) In a transformer the energy is conveyed from primary to secondary Through cooling coil By the flux None of these Through air Through cooling coil By the flux None of these Through air ANSWER EXPLANATION DOWNLOAD EXAMIANS APP function of transfomer is that transfer electrical energy from primary cicuit to secondary through magnetic cicuit by mutual induction
DGVCL Exam Paper (12-06-2016) The time of closing the cycle, in modern circuit breakers is 0.003 sec. 0.01 sec. 0.1 sec. 0.001 sec. 0.003 sec. 0.01 sec. 0.1 sec. 0.001 sec. ANSWER DOWNLOAD EXAMIANS APP