What is the gravitational force between two steel spheres of radius 10 meters and density 8000 kilograms per meter cubed

Use Newton's Law of Gravitation and treat steel balls as point masses.You will get 187 Newtons.

RS

Related Physics A Level answers

All answers ▸

Steel has a density of 8030kg/m^3. Show that a steel ball with a diameter of 5cm weighs approximately 5N


What is simple harmonic motion?


A ball is fired at an angle of 50 degrees with a velocity of 10 ms^-1, at what time does it first hit the floor?


Electrons moving in a beam have the same de Broglie wavelength as protons moving in a separate beam. The proton beam moves at a speed of 3.1 x 10^4 m/s. What is the speed of the electrons?