The number of forces acting on the picture was normal force , gravitational force, weight of the picture, force exerted by the hand.
define gravitational force ?
Have you ever wondered how planets orbit the Sun? Shouldn't the Earth and the Moon merely crash since the Earth draws the Moon and the Moon attracted the Earth? Why isn't the Moon falling? Why does it continue to revolve around the Earth?
Understanding the basics of gravity can provide answers to all of these problems. The gravitational force is the global force of attraction that acts between things. It is one among the universe's basic forces.
normal force , gravitational force, weight of the picture, force exerted by the hand.
To learn more about gravitational force follow the given link:https://brainly.com/question/24783651
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