CHP:1 Gravitation
Most Important questions:
Definitions:-
1.Gravitation
2.Circular motion andCentripetal force
3.Newton's universal law of gravitation
4.Mass
5.Weight
6.Free fall
7.Acceeration due to gravity
8.Escape velocity
, Laws:-
1.Kepler's laws
2.The earth's gravitational force
3.Escape velocity