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: Eddy Current and Hysteresis losses will be excessive Transformer may start to smoke and burn No effect Current will be too much high Eddy Current and Hysteresis losses will be excessive Transformer may start to smoke and burn No effect Current will be too much high 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) With effect from _____ India has adopted a new legislation called the Electricity Act 2003. 2 June 2003 2 May 2003 None of these 3 June 2003 2 June 2003 2 May 2003 None of these 3 June 2003 ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) A _____ is used to measure the stator % winding temperature of the generator. Thermocouple Thermometer Resistance thermometer Pyrometer Thermocouple Thermometer Resistance thermometer Pyrometer ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The following is correct : P = V²/R P = I²xR P = VxI All of these P = V²/R P = I²xR P = VxI All of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP True for DC Circuits.For single pahse ac P = V I CosØ
DGVCL Exam Paper (12-06-2016) The following formula is correct: Diversity factor = 1 - Coincidence Factor All of these Diversity factor = 1 x Coincidence Factor Diversity factor = 1/Coincidence Factor Diversity factor = 1 - Coincidence Factor All of these Diversity factor = 1 x Coincidence Factor Diversity factor = 1/Coincidence Factor ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) As per Electricity Act, _____ means any line which is used for carrying electricity for any purpose. All of these None of these Transmission line Electric line All of these None of these Transmission line Electric line ANSWER DOWNLOAD EXAMIANS APP
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