Question

1. A smal steel ball or radius r 18 allowed to fall
A dau
under gravity through a column of a viscous liquid
of coefficient of viscosity n. After sometime the
velocity of ball attains a constant value known
as terminal velocity, Vy. The terminal velocity
depends on (i) the mass of the ball m (ü) m (ü)
r(iv) acceleration due to gravity g. Which of the
following relations is dimensionally correct?
mg
nr
(a) Upoc
(b) Uys of
mg
mgr
(c) υη α ηrmg
(d) um ac
n









sreeja1687 ,give my question answer urgently​

Answer 1

mark me as brainliest..

Answer 2

Answer:

Mate actually I am 8th Standard please don't expect that hard ones from me

I am still 12 yrs old

Even I am not able to understand the question

I will ans the question if I know the exact answer only...