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Type: Multiple-Choice
Category: Magnetism and Electricity
Level: Grade 10
Author: avadhitalera
Created: 2 weeks ago

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Magnetism and Electricity Question

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Grade 10 Magnetism and Electricity

The resistance of a wire of length 100 cm and of uniform area of cross-section 0.020 cm^2, is found to be 2W. Calculate specific resistance of wire.
  1. 2*10^-4 Ω cm
  2. 4*10^-4 Ω cm
  3. 5*10^-4 Ω cm
  4. 8*10^-4 Ω cm
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