Question

A thin copper wire of length l metre increases in
length by 2% when heated through 10°C. What is
the percentage increase in area when a square
copper sheet of length l metre is heated through
10°C?
(1) 4%
(2) 8%
(3) 16%
(4) None of these
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Answer 1

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Quetion :- A thin copper wire of length l metre increases in

A thin copper wire of length l metre increases inlength by 2% when heated through 10°C. What is

A thin copper wire of length l metre increases inlength by 2% when heated through 10°C. What isthe percentage increase in area when a square

A thin copper wire of length l metre increases inlength by 2% when heated through 10°C. What isthe percentage increase in area when a squarecopper sheet of length l metre is heated through

A thin copper wire of length l metre increases inlength by 2% when heated through 10°C. What isthe percentage increase in area when a squarecopper sheet of length l metre is heated through10°C?

Answer :- 16%

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