Properties Of Solids And Liquids Question 579

Question: When a copper ball is heated, the largest percentage increase will occur in its

Options:

A) Diameter

B) Area

C) Volume

D) Density

Show Answer

Answer:

Correct Answer: C

Solution:

When a copper ball is heated, it’s size increases. As $ Volume\propto {{( radius )}^{3}} $ and $ Area~\propto {{( radius )}^{2}} $ , so percentage increase will be largest in it’s volume. Density will decrease with rise in temperature.



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