Question

The power consumed by the 4V battery is –

• A. 4 W
• B. 8 W
• C. 7 W
• D. Cannot be calculated

Answer 1

Answer: (A)

4 W

Answer 2

Current in the circuit I = $\frac{E_{net}}{R_{net}}$= $\frac{6}{6}$= 1 A

\ Power consumed by battery = V × I = 1 × 4 = 4 Watt