The resistance of a strip of copper of rectangular cross section is 2 . A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be _________

The resistance of a strip of copper of rectangular cross section is 2

1.	The resistance of a strip of copper of rectangular cross section is 2 . A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be _________
A.	( frac{3}{4} )
B.	( frac{4}{3} )
C.	( frac{3}{2} )
D.	6
Answer» C. ( frac{3}{2} )

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The resistance of a strip of copper of rectangular cross section is 2 . A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be _________

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