DGVCL Exam Paper (12-06-2016) A certain transformer has 200 turns in the primary winding, 50 turns in the secondary winding and 120 volts applied to the primary. What is the voltage across the secondary? 30 Volts 120 Volts 60 Volts 480 Volts 30 Volts 120 Volts 60 Volts 480 Volts ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For transformer, V2/V1 = N2/N1V2/120 = 50/200V2 = 30 V
DGVCL Exam Paper (12-06-2016) The main objectives in framing tariff are: 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 The tariff must be equitable amongst different consumers Tariffs can be modified from time to time ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) For 11 kV line the capacitance per km per phase will be of the order of: 0.01 Farad 0.01 microF 0.1 Farad 1 Farad 0.01 Farad 0.01 microF 0.1 Farad 1 Farad 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) In fuel cell the _____ energy is converted into electrical energy. Chemical Heat Sound Mechanical Chemical Heat Sound Mechanical 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
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