A lamp post of length and cross sectional area S 10 cm is made of material with linear expansion coefficient a 1 1 x 10 5 K and

Question

A lamp post of length and cross sectional area S 10 cm is made of material with linear expansion coefficient a 1 1 x 10 5 K and Young modulus Y 2 0 10 N m If temperature of lamp post is raised by AT 10 K what mass in kg should be put on the lamp post so tha there is no change in the length of lamp post g 10 m s

Kunduz · Accepted Answer

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