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MDCAT - Practice Test - Physics - Rotational and Circular Motion Quiz

Attempt 10 MCQs on MDCAT - Practice Test - Physics - Rotational and Circular Motion | Quiz 3

21. A point at radius 0.5 m moves through an arc length of 2 m. What is the angular displacement?



22. What is the direction of centripetal acceleration?



23. A particle moves in a circle of radius 5 m at speed 10 m/s. Find centripetal acceleration.



24. A wheel completes one revolution in 4 seconds. What is its angular speed?



25. Angular velocity increases from 10 rad/s to 20 rad/s in 5 s. Find angular acceleration.



26. In non-uniform circular motion, acceleration has:



27. A particle has linear speed 15 m/s and angular speed 5 rad/s. Find radius of the circle.



28. A wheel of radius 0.2 m rotates through 3 rad. What is the linear displacement of a point on the rim?



29. A grindstone of radius 0.4 m rotates at 10 rad/s. Find linear speed of a point on the edge.



30. A wheel of radius 0.3 m has angular acceleration 4 rad/s². Find tangential acceleration of a point on rim.



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