" 3.State the universal law of gravitation."

Write the universal law of gravitation.

(i) State the universal law of gravitation and derive its mathematical expression. (ii) Define one calorie.

State the universal law of gravitation. Establish the relationship M_e = gR_e^2 //G , where M_e and R_e are the mass and radius of the earth respectively

State Newton's universal law of gravitation

State the universal law of gravitation and derive its mathematical expression .