1.

A rubber cord of cross-sectional area 2cm2 has a length of 1m. When a tensile force of 10N is applied the length of the cord increases by 1cm. What is the youngs modulus of rubber?

A. 2x108 Nm-2
B. 5x106 Nm-2
C. 0.5x10-6 Nm-2
D. 0.2x10-6Nm-2
Answer» C. 0.5x10-6 Nm-2


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