Physics WAEC

A car fuse is marked 15A and operates normally on a 12V battery. Calculate the resistance of the fuse wire
A car fuse is marked 15A and operates normally on a 12V battery. Calculate the resistance of the fuse wireA car fuse is marked 15A and operates normally on a 12V battery. Calculate the resistance of the fuse wire

A. 180Ω
B. 27Ω
C. 3Ω
D. 1.3Ω
E. 0.8Ω

Correct Answer:

Option E – 0.8Ω

Explanation

R = V/I=12/15 = 0.8Ω

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