YASH CLASSES
1.GRAVITATION [IX]
1.Distinguish between the term’s gravitation and gravity, giving suitable examples.
2.Give some examples of gravitational force in nature.
3.What is the centripetal force? From were does the moon get centripetal force
required for its motion around the earth?
4.State capital of
planetary motion.
5.How did Newton gas the inverse square rule obey the gravitational force?
6.State Newton’s universal law of gravitation has define universal gravitational constant.
Give
the value of G = 6.7X 10 -11 N m 2 /kg2.
7.Determine the unit
of G stem of measurement.
8.Name the scientist who first determine the value of G. Experimentally. What is the
value of G? Expected present.
9.Why is G called Universal gravitational constant.
10.Why is Newton’s
law of gravitation called Universal Law? Does the gravitational force obey Newton’s 3rd Law of motion?
11.What is the
importance of universal law of gravitation in nature?
12. State universal
law of gravitation.