A shell initially at rest explodes into two pieces of equal mass, then the two pieces will

A body at rest breaks into two pieces of equal masses. The parts will move

A body at rest breaks into two pieces of equal masses. The parts will move

A body at rest breaks into two pieces of equal masses. The parts will move

A body at rest breaks into two pieces of equal masses. The parts will move

A shell is fired from a canon with a velocity theta at angle with the horizontal direction. At the highest point in its path it explodes into two pieces of equal masses. One of the pieces retraces its path to the canon. The speed of the other piece immediately after the explosion is:

A shell is fired from a connot with a velocity V at an angle 0 with the horizontal direction .At the highest point in its path it explodes into two pieces of equal masses. One of the pieces retraces its path to the cannon.The speed of the other piece immediately after the explosion is :