Advertisements
Advertisements
प्रश्न
Answer the following.
What do you understand by a force?
Advertisements
उत्तर
Force is a push or pulls acting upon an object as a result of its interaction with another object.
APPEARS IN
संबंधित प्रश्न
Friction opposes the ______ between the surfaces in contact with each other.
Give examples to show that friction is both a friend and a foe.
Name the three kinds of friction.
List three ways of reducing friction.
A body needs a force F1 just to start moving on a surface, a force F2 to continue its motion and a force F3 to roll on the surface. What is
- the static friction
- sliding friction and
- rolling friction? State whether F2 is equal, less than or greater than (1) F1 and (2) F3.
Tick the most appropriate answer.
Friction produces
Tick the most appropriate answer.
If you pour some oil onto a floor, the friction would
Fill in the blank.
Friction depends upon the ............... of an object.
Answer the following in a word or two or in a sentence.
Why is difficult for a pen to leave a mark on a highly smooth plastic sheet?
Answer the following in detail.
Write the characteristics of the force of friction?
