Question

IMS
On heating a uniform metallic cylinder length
increases by 3%. The area of cross-section of its
base will increase by
(1) 1.5%
(2) 3%
(3) 9%
(4) 6%​

Answer 1

Answer:

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4) 6%

Explanation:

On heating a uniform metallic cylinder length increases by 3%. The area of cross-section of its base will increase by 6%

On heating a uniform metallic cylinder length increases by 3%. The area of cross-section of its base will increase by 6%α/β=1/2 β=2α β=2*3=6

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