Question

27. If force F=av2 where v is velocity and a is a
constant. The dimensions of a is:
(1) M°LT (2) M'L°T
(3) M'L'T (4) M'LT​

Answer 1

dimensions of force = M¹L¹/T²

DIMENSIONS OF VELOCITY =L¹/T¹

THEREFORE DIMENSIONS OF a=F/V²

= ML¹/T²/L²/T²

=M/L

THEREFORE M¹T⁰/L¹ IS THE ANSWER