DGVCL Exam Paper (12-06-2016) The acting contacts for a circuit breakers are made of : Copper Tungsten alloy Porcelain Hard-pressed carbon Stainless Steel Copper Tungsten alloy Porcelain Hard-pressed carbon Stainless Steel ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The transformer works on the principle of: Mutual induction None of these Mutual capacitance All of these Mutual induction None of these Mutual capacitance All of these 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 Central Electricity Regulatory Commission (CERC) is mainly responsible for: Regulating tariffs for generation and inter-state transmission of energy including tariffs All of these Advising the government on tariff policy and promoting competition Efficiency and economy in the electricity industry Regulating tariffs for generation and inter-state transmission of energy including tariffs All of these Advising the government on tariff policy and promoting competition Efficiency and economy in the electricity industry ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The overall efficiency of Thermal Power Plant is equal to _____ None of these Regenerative Cycle Efficiency Carnot cycle efficiency Renkine Cycle Efficiency None of these Regenerative Cycle Efficiency Carnot cycle efficiency Renkine Cycle Efficiency ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Product of boiler efficiency, turbine efficiency and generator efficiency.
DGVCL Exam Paper (12-06-2016) True value has been 50 whereas measured value is 40 then the percentage error in the reading will be _____ 0.3 0.4 0.2 0.5 0.3 0.4 0.2 0.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP %error = 100 * (actual - measured )/ actual
DGVCL Exam Paper (12-06-2016) The time of closing the cycle, in modern circuit breakers is 0.003 sec. 0.1 sec. 0.01 sec. 0.001 sec. 0.003 sec. 0.1 sec. 0.01 sec. 0.001 sec. ANSWER DOWNLOAD EXAMIANS APP