What is the dimensional formula of coeff - CUETMOCK

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Target Exam

CUET

Subject

Physics

Chapter

Units and Measurements

Question:

What is the dimensional formula of coefficient of linear expansion?

Options:

[ML²T^-2K^-1]

[MLT^-2K^-1]

[M⁰L⁰TK^-1]

[M⁰L⁰T⁰K^-1]

Correct Answer:

[M⁰L⁰T⁰K^-1]

Explanation:

I_t = I₀(1 + αt) or α = $\frac{I_t - I_0}{I_0t}$

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