Explain Newton’s law of Gravitation
Newton’s law of gravitation states that the force of attraction between two objects due to their masses is proportional to the product of the two objects and inversely proportional to the distance between the objects squared.
MS
Related Physics A Level answers
All answers ▸What do you understand by simple harmonic motion?
Show that the radius of an orbit may be expressed as follows: R^3=((GM)/4*pi^2)T^2
Where does the formula for gravitational potential come from? Why the minus sign?
A trolley of mass 0.75kg is running along a frictionless track at a constant speed of 0.7ms-1, as the trolley passes below a mass of 0.5kg the mass drops a short vertical distance onto the trolley. Calculate the new velocity of the trolley and mass.