Solve the following examples / numerical problems:
Find the escape velocity of a body from the earth. [M_(earth)= 6xx10^24 kg, R_(earth)=6.4xx10^6m,G=6.67xx10^-11 N-m^2/kg^2]

Solve the following examples / numerical problems: Find the escape velocity of a body from the earth. [R_(earth)= 6.4xx10^6 m, rho_(earth)= 5.52xx10^3 kg/m^3,G=6.67xx10^-11 N-m^2/kg^2]

Solve the following examples / numerical problems: Calculate the escape velocity of a body from the moon.[g(moon)=1.67m/s^2, R(moon)=1.74xx10^6m]

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: Find the gravitational potential energy of a body of mass 10 kg when it is on the earth's surface. [M_(earth) = 6 xx10^24 kg , R_(earth) = 6.4 xx10^6m, G= 6.67 xx 10^-11 N-m^2/kg^2]

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 gravitational force between a man of mass 50 kg and a car of mass 1500 kg separated by 10m.

Find the gravitational potential energy of a body of mass 200 kg on the earth's surface . [M (earth) = 6xx 10^24 kg, R(earth) =6400 km]

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 / 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)

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.