JAMB - Physics (1986 - No. 4)
Two objects, one having three times the mass of the other, are dropped at the same time from a tall building. When they are above the ground, the two objects will have the same?
Momentum
Kinetic energy
Potential energy
Acceleration
Paliwanag
Potential energy is energy possessed by a body by virtue of its position. when the body is above the ground, it possesses kinetic energy.
acceleration due gravity is at constant value of 10m/s\(^2\)