dimension of refractive index and young's modulus?

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Solution

Refractive index = speed of light in air/ speed of light in medium

Hence refractive index is dimension less quantity.

Young's Modulus = normal stress/longitudinal strain

S.I unit = Nm^-2

Dimension = [M¹L^-1T^-2]

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dimension of refractive index and young's modulus?

Refractive index = speed of light in air/ speed of light in medium Hence refractive index is dimension less quantity. Young's Modulus = normal stress/longitudinal strain S.I unit = Nm​-2 Dimension = [M1L-1T-2]

Refractive index = speed of light in air/ speed of light in medium

Hence refractive index is dimension less quantity.

Young's Modulus = normal stress/longitudinal strain

S.I unit = Nm^-2

Dimension = [M¹L^-1T^-2]