the dimensional formula of m(dv /dt) is

Question

(1) MLT-1

(2) M-1LT-1

(3) ML2T-1

(4) [MLT-2]

Answer 1

4 is the ans

Answer 2

m dv/dt
=ma [dv/dt=a]
=mlt^-2

Answer 3

M(dV/dT)=[M]×[(LT^-1)/(T)]=[M]×[LT^-1 × T^-1]=[MLT^-2]>>>>>>option d).

Answer 4

4 is correct