DGVCL Exam Paper (12-06-2016) The arc temperature in Oil Circuit Breaker may reach up to _____ 10,000° K 5,000° K 8,000° K None of these 10,000° K 5,000° K 8,000° K None of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The acting contacts for a circuit breakers are made of : Stainless Steel Copper Tungsten alloy Hard-pressed carbon Porcelain Stainless Steel Copper Tungsten alloy Hard-pressed carbon Porcelain ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) A 100-watt light bulb turned on for 8 hours uses : None of these 0.8 kWh 800 Wh 8 kWh None of these 0.8 kWh 800 Wh 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: All of these None of these Mutual capacitance Mutual induction All of these None 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) 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) Taskbar is used for Navigation program Switching between program Start a program All of above Navigation program Switching between program Start a program All of above ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS