Advertisements
Advertisements
प्रश्न
A horse continues to apply force in order to move a cart with a constant speed. Explain why?
Advertisements
उत्तर
A horse continues to apply a force so that frictional force between the cart and the ground is overcome and the cart could move with a constant speed.
APPEARS IN
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.
A load suspended from a spring while its other end is on a hook fixed to a wall.
Fill in the blank.
Force is applied as ........... or ..........
Fill in the blank.
Magnetic force is a ................ force.
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.
Match the following.
| Column A | Column B |
| 1. Rolling friction | a. making grooved designs |
| 2. Static friction | b. regular oiling |
| 3. Reducing friction | c. a book placed on a tabletop |
| 4. Increasing Friction | d. wheels of a car |
Answer the following in detail.
Differentiate between contract and non-contract force. Support your answer with suitable examples.
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 |
