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प्रश्न
Why is the motion of a body moving with a constant speed around a circular path said to be accelerated?
उत्तर
In circular motion with constant speed linear velocity changes in terms of direction, therefore, it is accelerated motion.
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संबंधित प्रश्न
A particle starts from the origin at t = 0 s with a velocity of 10.0 `hatj "m/s"` and moves in the x-y plane with a constant acceleration of `(8.0 hati + 2.0 hatj) ms^(-2)`.
- At what time is the x-coordinate of the particle 16 m? What is the y-coordinate of the particle at that time?
- What is the speed of the particle at the time?
Which of the following quantity remains constant in uniform circular motion:
Is it possible to have an accelerated motion with a constant speed? Explain.
Answer the following question.
Define angular velocity.
What is meant by uniform circular motion? Give two examples of uniform circular motion.
A particle goes round a circular path with uniform speed v. After describing half the circle, what is the change in its centripetal acceleration?
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)
Angular speed of hour hand of a clock in degree per second is ______.
A thin uniform circular disc of mass M and radius R is rotating in a horizontal plane about an axis passing through its centre and perpendicular to its plane with an angular velocity ω. Another disc of same dimensions, but of mass `1/4`M is placed gently on the first disc co-axially. The. angular velocity of the system is ______.
Explain the meaning of uniform circular motion.
