A rod 3 m long is heated from 10°C to 90°C. Find the expansion of rod. Take Young’s modulus = 1.0 x 10^5 MN/m2 and coefficient of thermal expansion = 0.000012 per degree centigrade. 1. 0.168 cm 2. 0.208 cm 3. 0.288 cm 4. 0.348 cm

A rod 3 m long is heated from 10°C to 90°C. Find the expansion of rod. Take Young’s
modulus = 1.0 x 10^5 MN/m2 and coefficient of thermal expansion = 0.000012 per degree
centigrade.
1. 0.168 cm
2. 0.208 cm
3. 0.288 cm
4. 0.348 cm
by

1 Answer

Answer :

3. 0.288 cm
by

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