A steel sphere is held by an electromagnet and released from rest.
Point B is 3.2 m vertically below the starting point A.
At point B, the momentum of the sphere is 0.48 kg m/s.
Calculate the mass of the steel sphere.
Acceleration due to gravity, g=10 m/s2g = 10 \text{ m/s}^2g=10 m/s2
