Published by:
CGP EDU Academic Team
Published on: August 13, 2026
A cylindrical metal rod is shaped into a ring with a small gap as shown. On heating the system :
A
and 
decrease
B
and 
increase, 
decreases
C
and 
all increase
D
and 
decreased, 
remains constant
Text Solution
Verified by ExpertsThe correct answer is:
C
Material expands outward and so 
increases. Due to linear expansion diameter of rod will increase.
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