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Which of the following quantities are dimension... - WAEC Physics 2018 Question

Which of the following quantities are dimensionally independent?

I. Dielectric constant    II. Momentum   III. Efficiency   IV. Refractive index

A

I and II

B

II, III and IV

C

I, II, III and IV

D

I, III and IV

correct option: d

Efficiency, Dielectric constant and Refractive index are dimensionless quantities.

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