Conservation of energy

Classical Mechanics Level 3

A rod of mass \(M\) and length \(L\) is hinged at its end and is in horizontal position initially. It is then released to fall under gravity. Find the angular speed of rotation of rod when the rod becomes vertical.

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations, examples, and problems from the community.

Used and loved by 4 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.