The volume of a metal sphere increases by $0.15\%$ when its temperature is raised by $24\,^oC$.The coefficient of linear expansion of metal is
The volume of a metal sphere increases by $0.15\%$ when its temperature is raised by $24\,^oC$.The coefficient of linear expansion of metal is
- A
$2.5\times10^{-5} /^oC$
- B
$2.0\times10^{-5} /^oC$
- C
$-1.5\times10^{-5} /^oC$
- D
$1.2\times10^{-5} /^oC$
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