Q. An 8.00 gram bullet is fired into a 250gm block that is initially at rest at the edge of a table of height 1.0 m. The bullet remains in the block, and after the impact the block lands 2.0 meters from the bottom of the table. Find out the initial speed of the bullet.
Q. A 4.0-kg mass is placed at (3.0, 4.0) m, and a 6kg mass is placed at (3.0, -4.0) m. What is the moment of inertia of this system of masses about y-axis?