DGVCL Exam Paper (12-06-2016) The core construction is like spokes of a wheel in following transformer: None of these Core Type Transformer Shell Type Transformer Berry Type Transformer None of these Core Type Transformer Shell Type Transformer Berry Type Transformer ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Efficiency of a power transformer is of the order of : 0.5 0.25 1 0.98 0.5 0.25 1 0.98 ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The rating of transformer may be expressed in _____ Horse power kVAR kW kVA Horse power kVAR kW kVA ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Equipment : RatingTransformer : kVAAlternator : kVAMotor : kW/HPBattery : ampere-hour
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) Which unit holds data permanently? Input unit Output Unit Primary Memory Unit Secondary storage unit Input unit Output Unit Primary Memory Unit Secondary storage unit ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) _____ electric power is the most common method used by electrical grids to transfer power One-phase Two-phase Three-phase None of these One-phase Two-phase Three-phase None of these ANSWER DOWNLOAD EXAMIANS APP
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