Explain why a fast moving car appears lighter.
Describe how the oil patch is formed in an oil drop experiment.Â
the initial velocity of a body 20kg is 4m/s. how long would a constant force of 5N act on the body to double its kinetic energy
Distingush between Bernoulli’s effect and Bernoulli’s principle.
Why are smoke particles suitable in smoke cell experimentÂ
Draw the scales of a msg showing 2.86mm for a 50 divisions msg