PH-1118
E.m.f. and potential difference
Physics · Secondary 4 · Easy · E.m.f. and potential difference
A 12 V battery transfers 480 J of electrical energy to a lamp.
How much charge has passed through the lamp?
How much charge has passed through the lamp?
- 40 C
- 0.025 C
- 4.0 C
- 400 C
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