A bullet is fired from a riffle. If the riffle recoils freely, then the kinetic energy of the rifle will be?
same as that of bullet
more than that of bullet
less than that of bullet
none of these
As we discussed in concept
Kinetic energy -
- wherein
kinetic Energy is never negative
less than that of bullet
Option 1)
same as that of bullet
Option is incorrect
Option 2)
more than that of bullet
Option is incorrect
Option 3)
less than that of bullet
Option is correct
Option 4)
none of these
Option is incorrect