The dimensions of intensity of wave are

Options

A. `L^0 M^1 T^(-3)`
B. `L^1 M^2 T^(-2)`
C. `L^2 M^1 T^(-2)`
D. `L^2 M^2 T^(-3)`

Answer

(a)

Explanation

Instensity = Energy per second per unit area
`=(ML^2 T^(-2))/(T.L^2) = [M^1 L^0 T^(-3]`