Electric Circuits A 3Ω resistor having 2A current will dissipate the power of 12 W. 2 W. 8 W. 4 W. 12 W. 2 W. 8 W. 4 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the relation between line voltage and phase voltage in case of delta connection? VL = 1/ √3 VP. None of these. VL = VP. VL = √3 VP. VL = 1/ √3 VP. None of these. VL = VP. VL = √3 VP. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A piece of copper and another piece of germanium are cooled from room temperature to 80K. The resistance of each of them decreases. copper increases and germanium decreases. each of them increases. copper decreases and germanium increases. each of them decreases. copper increases and germanium decreases. each of them increases. copper decreases and germanium increases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the practical units of voltage and current wave each made 20 times as large as they are at present, what would be the consequent alternation in the size of the unit of capacitance? 200 times. Nil. 20 times. 60 times. 200 times. Nil. 20 times. 60 times. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If conductance increases as temperature increases it is called as .......... positive co-efficient. None of these negative co-efficient. both 1 and 2. positive co-efficient. None of these negative co-efficient. both 1 and 2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two resistors R1 and R2 give combined resistance of 4.5 Ohm when connected in series and 1 Ohm when in parallel, the resistances are 1.5 Ohm and 3 Ohm. 1.25 Ohm and 3.25 Ohm. 2.2 Ohm and 2.3 Ohm. 2 Ohm and 2.5 Ohm. 1.5 Ohm and 3 Ohm. 1.25 Ohm and 3.25 Ohm. 2.2 Ohm and 2.3 Ohm. 2 Ohm and 2.5 Ohm. ANSWER DOWNLOAD EXAMIANS APP