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The resistance of a rectangular block of copper ofdimensions 2 mm x 2 mm x 5 m between twosquare faces is 0.02 ohm. What is the resistivity ofcopper?(1) 1.6×10^-8ohm (2) 1.6×10^-6 ohm meter(3) 1.6 x 10^-8 ohmm (4) Zero​

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PHYSICS

The resistance of a rectangular block of copper of dimensions 2 mm x 2 mm x 5 m between two square faces is 0.02 22. What is the resistivity of copper? (1) 1.6 10-82 (2) 1.6 x 10-6 2-m (3) 1.6 x 10-8 2-m (4) Zero

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