A 6 kg ball starts from rest and rolls down a rough gradual slope until it reaches a…
Physics · JEE Main · NTA Exams — Rotational Motion
A 6 kg ball starts from rest and rolls down a rough gradual slope until it reaches a point 80 cm lower than its starting point. Then the speed of the ball is:
- 1.95 ms–1
- 2.5 ms–1
- 3.35 ms–1
- 4.8 ms–1
Answer
(C) 3.35 ms–1
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- A ring of radius 0.5 m and mass 10 kg is rotating about its diameter with angular velocity of 20 rad/s. Its…
- A rigid body rotates about a fixed axis with variable angular velocity equal to - t at time t where and are…
- The moment of inertia of a straight thin rod of mass M, length L about an axis perpendicular to its length…
- What is the angular velocity in rad/s of a fly wheel making 300 r.p.m. ?
- A particle is moving along a straight line parallel to x–axis with constant velocity. Its angular momentum…
- In order to determine the moment of inertia of a flywheel 32 J of work was done on the flywheel to change its…
- A sphere of mass m rolls without slipping on an inclined plane of inclination θ. the minimum value of…
- The linear velocity of a particle on the equator is nearly (radius of the earth is 4000 miles):
More Rotational Motion questions · Browse all practice questions