Dimensional formula of strain

Strain

[M⁰ L⁰ T⁰]

Written in full: [M⁰ L⁰ T⁰ A⁰ K⁰]

How to derive it

Strain = Change in length ÷ Original length

Put in the dimensions of each part: [L] ÷ [L] = [M⁰ L⁰ T⁰].

mass (M): 0
length (L): 0
time (T): 0
current (A): 0
temperature (K): 0

SI unit

The SI unit of strain is no unit.

Same dimensions as strain

None of the other quantities on this site share these exact dimensions.

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More from Elasticity

Quantity	Formula
Young's modulus	[M L⁻¹ T⁻²]
Bulk modulus	[M L⁻¹ T⁻²]
Compressibility	[M⁻¹ L T²]