A bullet having a mass of 10 gram and moving with a speed of 1.5 metre per second when penetrates plank of mass 90gram the plank was initially at rest the bullet gets embedded in the wooden plank in both move together determine their velocity
A bullet having a mass of 10 g and moving with a speed of 1.5 ms−1, penetrates a thick wooden plank of mass 90 g. The plank was initially at rest. The bullet gets embedded in the plank and both move together. Determine their velocity.