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प्रश्न
Why is uniform circular motion said to be accelerated?
उत्तर
A body travelling in a circular path with a constant speed is said to be moving at an accelerated rate, since the velocity changes as the direction changes.
संबंधित प्रश्न
State True or False
The earth moves around the sun with a uniform.
The motion of the moon around the earth in a circular path is an accelerated motion.
If a particle moves with uniform speed then its tangential acceleration will be ______.
A particle goes round a circular path with uniform speed v. After describing half the circle, what is the change in its centripetal acceleration?
A particle of mass m is executing uniform circular motion on a path of radius r. If p is the magnitude of its linear momentum, the radial force acting on the particle is ______.
A body moves in a uniform circular motion ______.
The motion of the bus is ______ motion.
Define uniform circular motion and give an example of it. Why is it called accelerated motion?
For a particle performing uniform circular motion, choose the correct statement(s) from the following:
- Magnitude of particle velocity (speed) remains constant.
- Particle velocity remains directed perpendicular to radius vector.
- Direction of acceleration keeps changing as particle moves.
- Angular momentum is constant in magnitude but direction keeps changing.
A body of mass m is moving in circle of radius r with a constant speed v. The work done by the centripetal force in moving the body over half the circumference of the circle is ______.
