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प्रश्न
Name the force required for uniform circular motion. State its direction.
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उत्तर
Force required for uniform circular motion is the centripetal force. It is directed towards its centre i.e., the centre of the circle.
संबंधित प्रश्न
Answer the following question.
Show that the centripetal force on a particle undergoing uniform circular motion is -mrω2.
The ratio of angular speed of a hour-hand to the second-hand of a watch is ____________.
Consider a simple pendulum of length 4 m. Its bob performs a circular motion in horizontal plane with its string making an angle 60° with the vertical. The Period of rotation of the bob is ____________.(Take g = 10 m/s2)
A wheel is 0.25 m in radius. When it makes 15 revolutions per minute, its linear speed at the point on circumference is ____________.
A body of mass ·m' is moving along a circle of radius 'r' with linear speed 'v'. Now, to change the linear speed to `V/2` and to move it along the circle of radius '4r', required change in the centripetal force of the body is ______.
At any instant, the magnitude of the centripetal force on a particle of mass 'm' performing circular motion is given by (ω = angular velocity and v = linear velocity of the particle) ______.
A horizontal circular platform of mass M is rotating at angular velocity ω about a vertical axis passing through its centre. A boy of mass m is standing at the edge of the platform. If the boy comes to the centre of the platform, then the new angular velocity becomes ______.
Explain the meaning of uniform circular motion.
In uniform circular motion, although the speed is constant, why does acceleration occur?
The relationship between an object's linear velocity (v) and its angular velocity (ω) in a circular path of radius (r) is given by:
