10. Conservation of Energy

In the context of the conservation of energy, the ability to — is important in understanding the principle of conservation.

Mechanical energy is conserved in the presence of which of the following types of forces?

Which of the following is an example of energy conservation?

In the context of conservation of energy, consider a block of mass $m$ resting on section A of a horizontal surface. What is the magnitude of the downward force exerted on section A by the block?