Solve the following examples / numerical problems:
The mass of the earth is 6xx10^24 kg. The distance between the earth and the sun is 1.5xx10^11m. If the gravitational force between the two is 3.5xx 10^22 N, what is the mass of the Sun ? ( use G =6.7xx 10^-11 Nm^-2kg^-2)

The mass of the earth is 6xx10^2 4kg.The distance between the Earth and the sun is 1.5xx10^11m.If the gravitational force between the two is 3.5xx10^22 N, What is the mass of the sun? g =6.7xx10^-11Nm^2//kg^2 .

Solve the following examples / numerical problems: Two spheres of uniform density have masses 10 kg and 40 kg . The distance between the centres of the spheres is 200 m. Find the gravitational force between them.

Solve the following examples / numerical problems: The masses of the earth and the moon are 6 xx 10^24 kg and 7.4 xx 10^22 kg, respectively. The distance between them is 3.84 xx 10^5 km. Calculate the gravitational force of attraction between the two use G = 6.7 xx 10^-11 N-m^2 kg^-2.

Solve the following examples / numerical problems: The time taken by the earth to complete on revolution around the Sun is 3.156 xx 10^7 s. The distance between the earth and the sun is 1.5 xx 10^11 m . Find the speed of revolution of the earth.

The masses of earth and jupiter are 6xx10^24 kg " and " 1.9xx10^27 kg, respectively. The distance between them 6.2xx10^11 m. calculate the gravitational force of attraction between the two . Use G=6.7xx10^11 Nm^2kg^(-2)

Solve the following examples / numerical problems: Find the magnitude of the acceleration due to gravity at the surface of the earth. ( M= 6xx 10^24 kg, R= 6400 km)

Solve the following examples: (numerical problems) A body of mass 10 kg moves with a velocity of 5 m/s. Find its momentum.

Solve the following examples / numerical problems: Find the magnitude of the gravitational force between the Sun and the earth.( Mass of the Sun =2xx10^30 kg, mass of the earth = 6xx10^24 kg and the distance between the centres of the Sun and the earth = 1.5xx 10^11 m, G =6.67 xx10^-11 N-m^2 /kg^2 ).

Solve the following examples: Calculate the following : Mass of 2.4 times 10^(24) atoms of iron.

The mass of the Earth and Moon are 6xx10^34 kg and 7.4xx10^22 kg respectively.The distance between them is 3.84xx10^5 km.Calculate the gravitational force of attraction between the two? G= 6.7xx10^11Nm^2//kg^2 .