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Sahay Sir > Question Answers > Cengage JEE Mains Physics by B.M Sharma > Chapter 10 - Gravitation > A spherical shell is cut into two pieces along a chord as shown in the figure. P is a point on the plane of the chord. The gravitational field at P due to the upper part is I1​ and that due to the lower part is I2​. What is the relation between them?

A spherical shell is cut into two pieces along a chord as shown in the figure. P is a point on the plane of the chord. The gravitational field at P due to the upper part is I1​ and that due to the lower part is I2​. What is the relation between them?

If a man at the equator would weigh (3/5)th of his weight the angular speed of the earth is