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 gravitatinal force between man of mass 60 kg and the Earth

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: 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: What will be the gravitational force on 60 kg man on the Moon,Mars and jupiter ? Are they the same ? why ? M (Moon) = 7.36xx10^22 kg, R (Moon)= 1.74 xx 10^6 m. M (Mars) = 6.4xx 10^23 kg, R (Mars) = 3.395 xx10^6 m, M (Jupiter)=1.9xx10^27 kg. R (Jupiter) = 7.15xx10^7m. G=6.67 xx10^-11 N-m^2 / kg^2.

Solve the following examples / numerical problems: If the weight of a body on the surface of the moon is 100 N , what is its mass ?

Solve the following examples / numerical problems: How many calories of heat will be absorbed when 3 kg of ice at 0⁰ C melts ?

The gravitational force between two stones of mass 1 kg each separated by a distance of 1 me tre in vacuum is

Solve the following examples / numerical problems: Mahendra and virat are sitting at a distance of 1 meter from each other. Their masses are 75 kg and 80 kg respectively. What is the gravitational force between them ? G = 6.67 xx 10^-11 N-m^2/kg^2.