﻿ A stone, tied to the end of a string of length 50 cm, is whirled in a horizontal circle with a constant speed. If the stone makes 40 revolutions in 20 s, what is the speed of the stone along the circle? : Kaysons Education

# A Stone, Tied To The End Of A String Of Length 50 Cm, Is Whirled In A Horizontal Circle With A Constant Speed. If The Stone Makes 40 Revolutions In 20 S, What Is The Speed Of The Stone Along The Circle?

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## Question

### Solution

Correct option is

Given R = 50 cm = 0.5 m. Now time period  Therefore  . Speed (v) of the stone along the circle is

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