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प्रश्न
Name the two kinds of forces in nature.
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उत्तर
Two kinds of forces in nature are :
- Contact forces
- Non-contact forces
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संबंधित प्रश्न
Friction opposes the ______ between the surfaces in contact with each other.
Answer the following.
What do you understand by a force?
Fill in the blank.
.................... is the SI unit of force.
State if the following statement is true or false. Correct the statement if it is false.
Like charges always attract each other.
Tick the most appropriate answer
Friction always
Answer the following in detail.
Write the characteristics of the force of friction?
Complete the analogy.
Knot in a thread : _____ friction : : Ball bearing : _____ friction
In the following figure, a boy is shown pushing the box from right to left. The force of friction will act on the box
Analogy
Objects placed at rest on earth: ______:: Bodies slide over the surface on other body: ______.
Assertion: There is a danger of a vehicle skidding on a wet road.
Reason: The tires of the vehicle lose their grip on the road due to an increase in friction due to the presence of water on the road.
