JAMB - Physics (2015 - No. 6)
In an elastic collision
I. Energy is conserved
II. Energy is decreased
III. Energy is increased
IV. Linear momentum conserved
I. Energy is conserved
II. Energy is decreased
III. Energy is increased
IV. Linear momentum conserved
I only
I and IV only
II only
III only
解释
In an inelastic collision, linear momentum is conserved and energy is decreased
Momentum and kinetic energy are conserved in elastic collision
Momentum and kinetic energy are conserved in elastic collision