Question

Given that v is the speed, r is radius and g is acceleration due to gravity.Which of the following is

dimensionless?

(a)v2^
r/g
(b)v^2
/rg
(c)v^2g/r
(d)v^2
rg​

Answer 1

Answer:

b

Explanation:

V= LT^-1

g=LT^-2

r=L

compare relation and get the answer as I did option b is dimensionless

Answer 2

The answer is option (b)

$\frac{ {v}^{2} }{rg}$

See the attachment mate

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