Physics, asked by aniket5712, 2 days ago

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Answered by ParamPatel

2

Answer:

Thermodynamics

Explanation:

★ Linear expansion

» ∆ l / L = à ∆∅

1 cm / 300 cm = à × 200° C

à = 1 / 6 × 10⁴ = 1.6 × 10-⁵ [ value of Linear expansion co efficient ][

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