DGVCL Exam Paper (12-06-2016) A _____ is used to measure the stator % winding temperature of the generator. Pyrometer Resistance thermometer Thermocouple Thermometer Pyrometer Resistance thermometer Thermocouple Thermometer ANSWER DOWNLOAD EXAMIANS APP
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 Decrease the secondary current Increase the secondary current Increase the primary current Have no effect on the secondary current Decrease the secondary current Increase the secondary current Increase the primary current ANSWER EXPLANATION DOWNLOAD EXAMIANS APP transformer ratio K : N₂/N₁=V₂/V₁=I₁/I₂
DGVCL Exam Paper (12-06-2016) The overall efficiency of Thermal Power Plant is equal to _____ Regenerative Cycle Efficiency Renkine Cycle Efficiency None of these Carnot cycle efficiency Regenerative Cycle Efficiency Renkine Cycle Efficiency None of these Carnot cycle efficiency ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Product of boiler efficiency, turbine efficiency and generator efficiency.
DGVCL Exam Paper (12-06-2016) Step-down transformer converts high voltage and low current into: High voltage and low current Low voltage and high current How voltage and high current None of these High voltage and low current Low voltage and high current How voltage and high current None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In step up votlage,Output votlage > Input votlageOutput current < Input currentIn step down transformerOutput votlage < Input votlageOutput current > Input current.Power and frequency remains almost constant in stepup or stepdown transformer.
DGVCL Exam Paper (12-06-2016) In India _____ supply is 415 V supply through 4-wires. Two-phase None of these Three - phase Single - phase Two-phase None of these Three - phase Single - phase ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The acting contacts for a circuit breakers are made of : Hard-pressed carbon Porcelain Copper Tungsten alloy Stainless Steel Hard-pressed carbon Porcelain Copper Tungsten alloy Stainless Steel ANSWER DOWNLOAD EXAMIANS APP
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