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JEE Advanced
IMPORTANT
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A particle is undergoing uniformly accelerated circular motion with angular retardation π rad s-2. If the angular velocity of the particle at t=0 is 2π rad s-1, the velocity and acceleration vectors of the body at t=0 s are best represented by

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Important Questions on Circular Motion

HARD
JEE Advanced
IMPORTANT
PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 9 - Circular Motion>Exercises>Q 4
Which of the following is incorrect about non-uniform circular motion (ac centripetal acceleration, at tangential acceleration)?
MEDIUM
JEE Advanced
IMPORTANT
PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 9 - Circular Motion>Exercises>Q 5
A body is moving in a circle with a speed of 1 m s-1. This speed increases at a constant rate of 2 m s-1 every second. Assume that the radius of the circle described is 25 m. The total acceleration of the body after 2 s is
EASY
JEE Advanced
IMPORTANT
PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 9 - Circular Motion>Exercises>Q 6
A body is moving in a circular path with a constant speed. It has
MEDIUM
JEE Advanced
IMPORTANT
PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 9 - Circular Motion>Exercises>Q 7
A particle is moving along a circular path with a uniform speed. Through what angle does its angular velocity change when it completes half of the circular path?
MEDIUM
JEE Advanced
IMPORTANT
PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 9 - Circular Motion>Exercises>Q 8
A particle is moving along a circular path. The angular velocity, linear velocity, angular acceleration, and centripetal acceleration of the particle at any instant, respectively, are ω→, v→, α→, and a→c. Which of the following relations is not correct?
MEDIUM
JEE Advanced
IMPORTANT
PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 9 - Circular Motion>Exercises>Q 9
The angular velocity of a particle moving in a circle of radius 50 cm is increased in 5 min from 100 revolutions per minute to 400 revolutions per minute. Find the tangential acceleration of the particle.
MEDIUM
JEE Advanced
IMPORTANT
PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 9 - Circular Motion>Exercises>Q 10

A vehicle is moving with a velocity v on a curved road of width b and radius of curvature R. For counteracting the centrifugal force on the vehicle, the difference in elevation required in between the outer and inner edges of the rod is

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HARD
JEE Advanced
IMPORTANT
PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 9 - Circular Motion>Exercises>Q 11
A circular road of radius 1000 m has banking angle 45°. The maximum safe speed (in m s-1) of a car having a mass 2000 kg will be (if the coefficient of friction between tyre and road is 0.5).