A laboratory circuit delivers a steady current of to a sample

PHYSICS · Single correct · A Level · Physics · Electricity · Electricity

Problem

A laboratory circuit delivers a steady current of 2.5 mA2.5\,\text{mA} to a sample. Approximately how much time is required for 0.50 C0.50\,\text{C} of charge to pass through the sample? (a) 2.0×103 s2.0\times10^{3}\,\text{s} (b) 2.0×102 s2.0\times10^{2}\,\text{s} (c) 2.0×101 s2.0\times10^{1}\,\text{s} (d) 0.20 s0.20\,\text{s}

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