The length of a metal rod at 30^{\circ} {\C} is 30 {\cm}. If its temperature is raised to 105^{\circ} {\C}, its length is increased by 0.027 {\cm}. Then the coefficient of linear expansion of the metal is [TG EAPCET 13 May 2023 Shift 2]

Correct Answer is : 12×10−6∕∘C

12 \times 10^{-4} \/{ }^{\circ} {\C}

12 \times 10^{-5} \/{ }^{\circ} {\C}

12 \times 10^{-6} \/{ }^{\circ} {\C}

12 \times 10^{-7} \/{ }^{\circ} {\C}

TS EAMCET Engineering 13 May 2023 Shift 2 Solved Paper

Section: Physics

Question : 92 of 160

Marks: +1, -0

The length of a metal rod at 30∘C is 30‌cm. If its temperature is raised to 105∘C, its length is increased by 0.027‌cm. Then the coefficient of linear expansion of the metal is

[TG EAPCET 13 May 2023 Shift 2]

12×10−4∕‌∘C
12×10−5∕‌∘C
12×10−6∕‌∘C
12×10−7∕‌∘C

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