DGVCL Exam Paper (12-06-2016) The following is correct : All of these P = VxI P = I²xR P = V²/R All of these P = VxI P = I²xR P = V²/R ANSWER EXPLANATION DOWNLOAD EXAMIANS APP True for DC Circuits.For single pahse ac P = V I CosØ
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 Transmission line None of these Electric line All of these Transmission line None of these Electric line ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) In a transmission line if booster transformers are to be used, preferred location will be At the receiving end Anywhere in the line At the intermediate point At the sending end At the receiving end Anywhere in the line At the intermediate point At the sending end ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) A Transformer _____ Steps up or down DC Voltages & Current Steps up or down AC Voltages & Current Changes DC to AC Changes AC to DC Steps up or down DC Voltages & Current Steps up or down AC Voltages & Current Changes DC to AC Changes AC to DC ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The transformer works on the principle of: None of these Mutual capacitance All of these Mutual induction None of these Mutual capacitance All of these Mutual induction 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) The main advantage of AC over DC is: All of these AC is easy to maintain & can be easily distributed at long distances Conversion flexibility from one voltage level to other AC can be easily converted into DC by using a rectifier All of these AC is easy to maintain & can be easily distributed at long distances Conversion flexibility from one voltage level to other AC can be easily converted into DC by using a rectifier ANSWER DOWNLOAD EXAMIANS APP
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