DGVCL Exam Paper (12-06-2016) Which of the following circuit breakers has high reliability & minimum maintenance? Vacuum CB Sulphur hexafluoride CB Air blast CB Bulk oil type CB Vacuum CB Sulphur hexafluoride CB Air blast CB Bulk oil type CB ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Isolator in substation is open under _____ condition. Full load No load None of these Short circuit Full load No load None of these Short circuit ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Isolators do not have capacity to make or breake circuit when current flowing in circuit
DGVCL Exam Paper (12-06-2016) The Electricity Act is an Act of _____of India enacted to transform the power sector in India. None of these The Parliament A State resolution All of these None of these The Parliament A State resolution All of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) A relay used for protection of motors against overload is : Buchholz's relay Electromagnetic attraction type Impedance relay Thermal relay Buchholz's relay Electromagnetic attraction type Impedance relay Thermal relay ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) For 11 kV line the inductance per km per phase will be of the order of: 0.1 H 1 mH 1 H 0.1 mH 0.1 H 1 mH 1 H 0.1 mH ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Step-down transformer converts high voltage and low current into: How voltage and high current High voltage and low current None of these Low voltage and high current How voltage and high current High voltage and low current None of these Low voltage and high current ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In step up votlage,Output votlage > Input votlageOutput current < Input currentIn step down transformerOutput votlage < Input votlageOutput current > Input current.Power and frequency remains almost constant in stepup or stepdown transformer.
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