9 JEE Main 2018 Rotational Motion previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2018 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.
A thin rod MN, free to rotate in the vertical plane about the fixed end N, is held horizontal. When the end M is releas…
A thin circular disk is in the x y plane as shown in the figure. The ratio of its moment of inertia about z and z ' axe…
A force of 40   N acts on a point B at the end of an L-shaped object as shown in the figure. The angle θ that…
A force of 40 ~N acts on a point B at the end of an L-shaped object, as shown in the figure. The angle θ that will prod…
A thin uniform bar of length L and mass 8 ~m lies on a smooth horizontal table. Two point masses m and 2 ~m moving in t…
From a uniform circular disc of radius R and mass 9 M, a small disc of radius R 3 is removed as shown in the figure. Th…
A uniform rod A B is suspended from a point X , at a variable distance x from A , as shown. To make the rod horizontal,…
Seven identical circular planar disks, each of mass M and radius R are welded symmetrically as shown. The moment of ine…
A uniform rod A B is suspended from a point X, at a variable distance from x from A, as shown. To make the rod horizont…