WAEC - Physics (2018 - No. 9)
Which of the following quantities are dimensionally independent?
I. Dielectric constant II. Momentum III. Efficiency IV. Refractive index
I and II
II, III and IV
I, II, III and IV
I, III and IV
คำอธิบาย
The quantities Efficiency, Dielectric constant and Refractive index are dimensionless.