A closed circular tube of average radius 15 cm with rough inner walls is kept vertical. A 1 kg block just fits inside the tube and is introduced at the top with speed 22 m s⁻¹. After completing five oscillations, it stops at the bottom. work done by the tube on the block i s ______ J. [g = 10 m s⁻²]
Physics · Work , Power and Energy · vertical circular motion
A closed circular tube of average radius 15 cm with rough inner walls is kept vertical. A 1 kg block just fits inside the tube and is introduced at the top with speed 22 m s⁻¹. After completing five oscillations, it stops at the bottom. work done by the tube on the block is ______ J. [g = 10 m s⁻²]
