If the temperature of a rod of length L is increased by T° C, whose c – McqOptions

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1.	If the temperature of a rod of length L is increased by T° C, whose coefficient of linear expansion is α and Young’s modulus is E, then free expansion of the rod due to increase in temperature is given by which of the following expressions?
A.	αTE2L
B.	αT/L
C.	αT/E
D.	None of the above
Answer» E.

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