A wheel is of diameter $1\ m.$ If it makes $30$ revolution per second, then the linear speed of a point on its circumference will be
A wheel is of diameter $1\ m.$ If it makes $30$ revolution per second, then the linear speed of a point on its circumference will be
- A
$30\,\,\pi \,\,\,m/s$
- B
$\pi \,\,\,m/s$
- C
$60\,\,\pi \,\,\,m/s$
- D
$\frac{\pi }{2}\,\,\,m/s$
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