CAPE Physics Unit 2 · 2008 (Rest of Region) · Paper 1 · Question Q3
A torch bulb uses a 3\text{ V} supply and takes a current of 0.2\text{ A}. It is switched on for one minute. How much electrical energy is used?
- (A)
0.6\text{ J} - (B)
12\text{ J} - (C)
36\text{ J} - (D)
100\text{ J}
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