DGVCL Exam Paper (12-06-2016) Which of the following is the least expensive protection for over current in low voltage system? Rewireable fuse Air break circuit breaker Oil Circuit breaker Isolator Rewireable fuse Air break circuit breaker Oil Circuit breaker Isolator ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Which of the following is the product of data processing: System Software programme Data Information System Software programme Data Information ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The arc temperature in Oil Circuit Breaker may reach up to _____ None of these 10,000° K 8,000° K 5,000° K None of these 10,000° K 8,000° K 5,000° K ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Isolator in substation is open under _____ condition. Full load Short circuit No load None of these Full load Short circuit No load None of these 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) A relay used for protection of motors against overload is : Buchholz's relay Thermal relay Electromagnetic attraction type Impedance relay Buchholz's relay Thermal relay Electromagnetic attraction type Impedance relay ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) A circuit breaker is designed to protect an electrical circuit from damage caused by : Over current All of these Short circuit Over load Over current All of these Short circuit Over load ANSWER DOWNLOAD EXAMIANS APP
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