Advertisements
Advertisements
प्रश्न
State if the following statement is true or false. Correct the statement if it is false.
Friction has no relation with our walking or running.
विकल्प
True
False
Advertisements
उत्तर
False.
Friction helps us with our walking or running.
APPEARS IN
संबंधित प्रश्न
Friction opposes the ______ between the surfaces in contact with each other.
Write true or false.
Liquids offer more friction than the gases.
When you apply brakes, the bicycle stops and the rim of the wheel becomes hot? Explain the reason.
List three ways of reducing friction.
Define rolling 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.
Answer the following in detail.
What are the various effects of force? State one example of each.
Fill in the blank
Rolling friction is ............. than sliding friction.
State if the following statement is true or false. Correct the statement if it is false.
Friction helps us to grip the objects in our hand.
In the following figure, a boy is shown pushing the box from right to left. The force of friction will act on the box
