24 JEE Main 2020 Rotational Motion previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2020 previous-year questions from the Rotational Motion chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Rotational Motion chapter hub.
As shown in the figure, a bob of mass m is tied to a massless string whose other end portion is wound on a fly wheel (d…
A uniformly thick wheel with moment of inertia I and radius R is free to rotate about its centre of mass (see fig). A m…
Three solid spheres each of mass m and diameter d are stuck together such that the lines connecting the centres form an…
The linear mass density of a thin rod AB of length L varies from A to B as λ x = λ 0 1 + x L , where x is the…
A cylindrical vessel containing a liquid is rotated about its axis so that the liquid rises at its sides as shown in th…
A circular disc of mass M and radius R is rotating about its axis with angular speed ω 1 . If another stationary d…
A uniform sphere of mass 500 g rolls without slipping on a plane horizontal surface with its centre moving at a speed o…
Four point masses, each of mass m , are fixed at the corners of a square of side I. The square is rotating with angular…
An massless equilateral triangle EFG of side 'a' (As shown in figure) has three particles of mass m situated at its ver…
Two uniform circular discs are rotating independently in the same direction around their common axis passing through th…
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