A rubber cord of cross-sectional area 2cm2 has a length of 1m. When a – McqOptions

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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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