

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. | |