A boy is moving with a constant speed $v$ on a small trolley towards a distant circle as shown in the figure. A point mass is moving on the circle with a constant speed $v$, what is the frequency of change in magnitude of relative velocity of the point mass, as observed by the boy.
A boy is moving with a constant speed $v$ on a small trolley towards a distant circle as shown in the figure. A point mass is moving on the circle with a constant speed $v$, what is the frequency of change in magnitude of relative velocity of the point mass, as observed by the boy.
- A
$\frac{v}{{4R}}$
- B
$\frac{v}{{2\pi R}}$
- C
$\frac{v}{{4\pi R}}$
- D
$\frac{v}{{\pi R}}$
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