An aluminum ribbon used in a sensing circuit is 25 cm long, 5.0 mm wide

PHYSICS · Subjective · A Level · Physics · Electricity · Electricity

Problem

An aluminum ribbon used in a sensing circuit is 25 cm long, 5.0 mm wide, and 0.040 mm thick. The resistivity of aluminum is

2.8\times10^{-8}\,\Omega\,\text{m}

. Determine the resistance of the ribbon between its ends.

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