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प्रश्न
Answer the following in a word or two or in a sentence.
Which force is responsible for supporting the weight of a book placed on a table?
उत्तर
Normal force (contact force)
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संबंधित प्रश्न
Write true or false.
The frictional force acts in the direction of motion of body
Give one example of produces motion to indicate that the application of a force?
Give one example of slows down motion to indicate that the application of a force?
State the effect produced by a force in the following case:
The sling of a rubber catapult is stretched
State the effect produced by a force in the following case:
A cyclist applies brakes
Name the type of force which act in the following case:
A coolie lifts a luggage
Answer the following in short.
Why does a charged balloon stick to a wall?
Solve the following numerical problem.
The forces acting on a wooden block are shown in the figure given alongside. Find the resultant of the forces and the direction of the resultant force.
Answer the following in detail.
Why do all objects have a tendency to fall towards the centre of the earth?
Mention the factors on that the effect of a force depends.
