DGVCL Exam Paper (12-06-2016) The transformer works on the principle of: Mutual capacitance Mutual induction All of these None of these Mutual capacitance Mutual induction All of these None of these 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) kWh meter is the electric meter that measures the amount of electrical _____ in kWh that was consumed in the house. Current None of these Voltage Energy Current None of these Voltage Energy ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) In a transformer the energy is conveyed from primary to secondary None of these Through air By the flux Through cooling coil None of these Through air By the flux Through cooling coil ANSWER EXPLANATION DOWNLOAD EXAMIANS APP function of transfomer is that transfer electrical energy from primary cicuit to secondary through magnetic cicuit by mutual induction
DGVCL Exam Paper (12-06-2016) A relay used for protection of motors against overload is : Thermal relay Electromagnetic attraction type Impedance relay Buchholz's relay Thermal relay Electromagnetic attraction type Impedance relay Buchholz's relay ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Which of the following circuit breakers has high reliability & minimum maintenance? Vacuum CB Sulphur hexafluoride CB Bulk oil type CB Air blast CB Vacuum CB Sulphur hexafluoride CB Bulk oil type CB Air blast CB ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The following is a Distribution Company: CSERC MGVCL DERC GERC CSERC MGVCL DERC GERC ANSWER DOWNLOAD EXAMIANS APP
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