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
Give two examples of situations in which you push to change the state of motion of objects.
To draw water from a well we have to ______ at the rope.
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.
An athlete making a high jump to clear the bar at a certain height.
State the effect produced by a force in the following case:
A man pushes a heavy cart
What do you mean by the gravitational force? Give an example to illustrate it.
Give a reason for the following.
Brake handles of motorcycles are generally covered with a toweled cloth?
Solve the crossword puzzle.
Across
1. Type of force which depends upon the roughness of a surface
2. An effect of friction
3. The force of friction caused due to fluids
4. Type of friction acting between two bodies at rest
5. Type of friction which occurs when applied force overcomes static friction
6. A special body design to enable minimum drage Down
Answer the following in detail.
Differentiate between contract and non-contract force. Support your answer with suitable examples.
______ is an ancient Indian astronomer.
