Electric Circuits The voltage across the 1 Ω resistor between the nodes A and B of the network shown in the given figure is 1 V. 4 V. 2 V. 3 V. 1 V. 4 V. 2 V. 3 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A external resistance R is connected to a cell of internal resistance r, then the current is maximum when None of these R = r. R < r. R > r. None of these R = r. R < r. R > r. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The value of supply voltage for 400 W, 4 Ω load is 400 V. 40 V. 200 V. 20 V. 400 V. 40 V. 200 V. 20 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The voltage across the 1kΩ resistor between the nodes A and B of the network shown in the given figure is -1 V. -2 V. 2 V. 1 V. -1 V. -2 V. 2 V. 1 V. 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 increases. each of them decreases. 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. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is 5000 ohms. 50 ohms. 1000 ohms. 500 ohms. 5000 ohms. 50 ohms. 1000 ohms. 500 ohms. ANSWER DOWNLOAD EXAMIANS APP
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