A fully charged battery is used to run a lamp

PHYSICS · Single correct · CBSE · Physics · Electricity · Electricity

Problem

A fully charged

12\,\text{V},\;24\,\text{Ah}

battery is used to run a

60\,\text{W}

lamp. Ignoring any losses, for how long can the lamp glow before the battery is completely discharged? (a)

9.6\,\text{h}

(b)

4.8\,\text{h}

(c)

1.2\,\text{h}

(d)

2.4\,\text{h}