Electric Circuits Two battery having unequal emf both a and d cannot be connected in series. cannot be connected in parallel. can be connected in series only. both a and d cannot be connected in series. cannot be connected in parallel. can be connected in series only. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When 125 V is applied across a 250 V, 100 W filament incandescent bulbs, the power consumption is 50 W. 100 W. 25 W. 12.5 W. 50 W. 100 W. 25 W. 12.5 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits 1 F is theoretically equal to ratio of 1 V to 1 C ratio of 1 C to 1 V 1 ohm of resistance none of these ratio of 1 V to 1 C ratio of 1 C to 1 V 1 ohm of resistance none of these 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 copper increases and germanium decreases. copper decreases and germanium increases. each of them increases. each of them decreases. copper increases and germanium decreases. copper decreases and germanium increases. each of them increases. each of them decreases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases the current decreases. the current increases. the current decreases abruptly. the current remain unaltered. the current decreases. the current increases. the current decreases abruptly. the current remain unaltered. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Four resistances 80 Ohm, 50 Ohm, 25 Ohm and R are connected in parallel. Current through 25 Ohm resistance is 4A. Total current of supply is 10A. The value of R will be 40.25. 76.66. 66.66. 36.36. 40.25. 76.66. 66.66. 36.36. ANSWER DOWNLOAD EXAMIANS APP
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