A cycle wheel of radius 0.4 m completes one revolution in one second then the acceleration of a point on the cycle wheel will be

  • A

    $0.8 m/s^2$

  • B

    $0.4 m/s^2$

  • C

    $1.6\,{\pi ^2}\,m/{s^2}$

  • D

    $0.4\,{\pi ^2}\,m/{s^2}$

Similar Questions

car moves on a circular road. It describes equal angles about the centre in equal intervals of time. Which of the following statement about the velocity of the car is true

A particle moving in a circle of radius $R$ with uniform speed takes time $\mathrm{T}$ to complete one revolution. If this particle is projected with the same speed at an angle $\theta$ to the horizontal, the maximum height attained by it is equal to $4 R$. The angle of projection $\theta$ is then given by :

  • [JEE MAIN 2024]

A particle is moving on a circular path of radius $r$ with uniform speed $v$. The magnitude of change in velocity when the particle moves from $P$ to $Q$ is  $(\angle POQ = 40^o)$

Three point particles $P, Q, R$ move in circle of radius $‘r’$ with different but constant speeds. They start moving at $t = 0$ from their initial positions as shown in the figure. The angular velocities (in rad/ sec) of $P, Q$ and $R$ are $5\pi , 2\pi$ & $3\pi$ respectively, in the same sense. The time interval after which they are at same angular position.

If the string of a conical pendulum makes an angle $\theta$ with horizontal, then square of its time period is proportional to