PH-1143
E.m.f. and potential difference
Physics · Secondary 4 · Easy · E.m.f. and potential difference
A 9.0 V battery is connected to a lamp. The current in the lamp is 0.30 A.
What is the resistance of the lamp?
What is the resistance of the lamp?
- 3.0 Ω
- 27 Ω
- 30 Ω
- 270 Ω
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