मराठी

In the following figure, a boy is shown pushing the box from right to left. The force of friction will act on the box

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प्रश्न


In the following figure, a boy is shown pushing the box from right to left. The force of friction will act on the box

पर्याय

  • from right to left (←) 

  • from left to right (→)

  • vertically downwards (↓)

  • vertically upwards (↑) 

MCQ
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उत्तर

from left to right (→)

Explanation:

The force of friction will be from left to right (→) because the friction force always acts in opposite direction to the motion.

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Force of Friction
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 12: Friction - Multiple Choice Questions [पृष्ठ ६८]

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एनसीईआरटी एक्झांप्लर Science Exemplar [English] Class 8
पाठ 12 Friction
Multiple Choice Questions | Q 2. | पृष्ठ ६८

संबंधित प्रश्‍न

Friction opposes the ______ between the surfaces in contact with each other.


Select the correct alternative. 

Friction is reduced by


Give an example to illustrate the existence of the force of friction.


When you apply brakes, the bicycle stops and the rim of the wheel becomes hot? Explain the reason.


Define static friction


State if the following statement is true or false. Correct the statement if it is false.

Like charges always attract each other.


Answer the following in a word or two or in a sentence.

Which type of force acts on a string pulled from both ends?


Answer the following in short.

What do you understand by normal force?


Answer the following in detail.

What are the various effects of force? State one example of each.


Fill in the blank.

More the roughness of a surface, greater is the ........................


Fill in the blank.

Rolling friction offers ............. resistance than sliding friction.


Tick the most appropriate answer.

A car skids on a wet or muddy road due to


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.


Answer the following in a word or two or in a sentence.

Name a method used to reduce friction.


Answer the following in short.

List the various states of matter that offer frictional force?


Whenever the surfaces in contact tend to move or move with respect to each other, the force of friction comes into play


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.


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