Properties Of Solids And Liquids Question 497

Question: If a cylinder of diameter 1.0 cm at 30°C is to be solid into a hole of diameter 0.9997 cm in a steel plate at the same temperature, then minimum required rise in the temperature of the plate is : (Coefficient of linear expansion of steel =12×106/C ) [EAMCET 2001]

Options:

A) 25°C

B) 35°C

C) 45°C

D) 55°C

Show Answer

Answer:

Correct Answer: A

Solution:

α=ΔLL0Δθ=(10.9997)0.9997×12×106=25C



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