JEE Main2013PhysicsWork, Power and EnergyActual
A bullet of mass 10 ~g and speed 500 ~m / s is fired into a door and gets embedded exactly at the centre of the door. The door is 1.0 ~m wide and weighs 12 ~kg . It is hinged at one end and rotates about a vertical axis practically without friction. The angular speed of the door just after the bullet embeds into it will be :
Options
- A6.25 rad / sec
- B0.625 rad / sec
- C3.35 rad / sec
- D0.335 rad / sec
Correct answer
B. 0.625 rad / sec
Step-by-step solution
No solution is given.