Question

A solid ball of metal has a spherical cavity inside
it. The ball is heated. The volume of cavity will
(a) decrease
(b) increase
(c) remain unchanged
(d) have its shape changed

Answer 1

Answer:

OPTION B IS A CORRECT ANSWER OF THIS QUESTION...

Explanation:

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Answer 2

Answer:(b) decrease

Explanation: see ball is made up of a metallic substance and hence metallic substance has solid structure and hence all the molecules are very closely packed to each other hence all the intermolecular attraction forces are very close to each other and this is the fact that when external temperature is provided all molecules tend to to move and hence the volume decreases