Which of the following physical relations cannot be justified solely on dimensional…

PHYSICS · Single correct · A Level · Physics · Measurements and their errors · CBSE

Problem

Which of the following physical relations cannot be justified solely on dimensional considerations? (a)

T = 2\pi\sqrt{\dfrac{l}{g}}

(b)

y = A\sin(kx - \omega t)

(c)

v = \sqrt{g h}

(d)

F = kx