7. 6. 4. In the figure shown the current through 502 resistor is 20V 1002 ww 502 60V 20 wwww (1) 2A (2) 0 A (3) 4A (4) 6 A 5. In the circuit of adjoining figure the current through 12 2 resister will be :- www 50 ww E ww 120 F (1) 1 A (2) A (3) A (4) 0 A In the following circuit, the resistance of the voltmeter is 10,000 2 and that of the ammeter is 20 Q2. If the reading of the ammeter is 0.1 A and that of the voltmeter is 12 V, then the value of R is :- R (1) 122 (2) 100 2 (3) 118 2 (4) 116 By a cell a current of 0.9 A flows through 2 ohm resistor and 0.3 A through 7 ohm resistor. The internal resistance of the cell is : (1) 0.52 (2) 1.02 (3) 1.2 (4) 2.00