Which two of the following five physical parameters have the same dimensions? (a) energy density (b)…
Which two of the following five physical parameters have the same dimensions?
(a) energy density
(b) refractive index
(c) dielectric constant
(d) Young's modulus
(e) magnetic field
(a) and (e)
(b) and (d)
(c) and (e)
(a) and (d)
Solution
Energy density and Young's modulus have same dimensional formula.