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प्रश्न
An archer stretches her bow while taking aim at the target. She then releases the arrow, which begins to move towards the target. Based on this information fill up the gap in the following statement using the following terms.
While the arrow moves towards its target, the forces acting on it are due to ______ and that due to ______ of air.
विकल्प
muscular
contact
non-contact
gravity
friction
shape
attraction
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उत्तर
While the arrow moves towards its target, the forces acting on it are due to gravity and that due to friction of air.
Explanation:
Objects or things fall towards the earth because the earth pulls them. This force is called gravity, or just gravity. The force responsible for changing the state of motion of objects is friction.
संबंधित प्रश्न
To move a loaded trolley we have to ______ it.
In the following situations identify the agent exerting the force and the object on which it acts. State the effect of the force in case.
Squeezing a piece of lemon between the fingers to extract its juice.
In the following situation identify the agent exerting the force and the object on which it acts. State the effect of the force in case.
Taking out paste from a toothpaste tube.
Name the term used for the push or pull?
State the effect produced by a force in the following case:
A man pushes a heavy cart
State if the following statement is true or false. Correct the statement if it is false.
It is possible that a force applied to an object may not bring any change in it.
State if the following statement is true or false. Correct the statement if it is false.
Two equal and opposite forces acting on an object balance out each other.
Answer the following in short.
Why is magnetic force considered as an action-at-a-distance force?
Can you identify whether it is push or pull that results in motion in the following cases?
 |
 |
 |
| Push / Pull | Push / Pull | Push / Pull |
 |
 |
 |
| Push / Pull | Push / Pull | Push / Pull |
A horse continues to apply force in order to move a cart with a constant speed. Explain why?
