Given that $v$ is the speed, $r$ is radius and $g$ is acceleration due to gravity. Which of the following is dimensionless?
Given that $v$ is the speed, $r$ is radius and $g$ is acceleration due to gravity. Which of the following is dimensionless?
- A
$\frac{{{v^2}r}}{g}$
- B
$\frac{{{v^2}}}{rg}$
- C
$\frac{{{v^2}}}{g/r}$
- D
$v^2rg$
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