DGVCL Exam Paper (12-06-2016) Increasing the number of turns of wire on the secondary of a transformer will Decrease the secondary current Have no effect on the secondary current Increase the secondary current Increase the primary current Decrease the secondary current Have no effect on 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) A relay used for protection of motors against overload is : Buchholz's relay Electromagnetic attraction type Thermal relay Impedance relay Buchholz's relay Electromagnetic attraction type Thermal relay Impedance relay ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) One kilowatt-hour is? None of these 3.6 mega joules 1.6 mega joules 2.6 mega joules None of these 3.6 mega joules 1.6 mega joules 2.6 mega joules ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The relay operating speed depends upon Armature core air gap The spring tension The rate of flux built up All of these Armature core air gap The spring tension The rate of flux built up All of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The main objectives in framing tariff are: The consumers must readily understand the tariffs The tariff must be equitable amongst different consumers Tariffs can be modified from time to time All of these The consumers must readily understand the tariffs The tariff must be equitable amongst different consumers Tariffs can be modified from time to time All of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The friction losses in Real Transformers are : 0 0.05 0.25 0.5 0 0.05 0.25 0.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP As there is no rotating part in transformer, there is no friction and windage loss
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