In the following situations identify the agent exerting the force and the object on which it acts. State the effect of the force in each case.
$(a)$. Squeezing a piece of lemon between the fingers to extract its juice.
$(b)$. Taking out paste from a toothpaste tube.
$(c)$. A load suspended from a spring while its other end is on a hook fixed to a wall.
$(d)$. An athlete making a high jump to clear the bar at a certain height.

$(a)$. Squeezing a piece of lemon between the fingers to extract its juice.

$(b)$. Taking out paste from a toothpaste tube.

$(c)$. A load is suspended from a spring while its other end is on a hook fixed to a wall.

$(d)$. An athlete making a high jump to clear the bar at a certain height.

To do:

We have to identify the agent exerting the force and the object on which it acts and also we have to state the effect of the force in each case.

Solution: