DGVCL Exam Paper (12-06-2016) A 100-watt light bulb turned on for 8 hours uses : 800 Wh 0.8 kWh None of these 8 kWh 800 Wh 0.8 kWh None of these 8 kWh ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In Solution 0.8 kWh and 800 Wh both options are given as answer as both are correct
DGVCL Exam Paper (12-06-2016) The number of cycles in which a high speed circuit breaker can complete its operation is 10 to 18 40 to 50 20 to 30 3 to 8 10 to 18 40 to 50 20 to 30 3 to 8 ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) What would happen if a power transformer designed for operation on 50 Hz (frequency) were connected to a 500 Hz (frequency) source of the same voltage: Transformer may start to smoke and burn Current will be too much high Eddy Current and Hysteresis losses will be excessive No effect Transformer may start to smoke and burn Current will be too much high Eddy Current and Hysteresis losses will be excessive No effect ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Core loss of transformer = Hysteresis loss + eddy current lossHysteresis loss prpotional to feddy current loss prpotional to f².
DGVCL Exam Paper (12-06-2016) Directional relays are based on flow of All of these Current Power Voltage All of these Current Power Voltage ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Core type transformers are popular in _____ All of these None of these Low voltage applications High voltage applications All of these None of these Low voltage applications High voltage applications ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Which of the following are components of Central Processing Unit (CPU)? Arithmetic logic unit, Control unit Arithmetic logic unit, Integrated Circuits Arithmetic logic unit, Mouse Control Unit, Monitor Arithmetic logic unit, Control unit Arithmetic logic unit, Integrated Circuits Arithmetic logic unit, Mouse Control Unit, Monitor ANSWER DOWNLOAD EXAMIANS APP
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