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What principle is used in a newton sprin...

What principle is used in a newton spring balance?

A

The mass of an object depends on its density.

B

The mass of an object depends on the gravity pulling it.

C

The weight of an object is directly proportional to its mass.

D

The extension of the spring is directly proportional to the weight pulling it, and weight depends upon mass.

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The correct Answer is:
D
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MTG IIT JEE FOUNDATION-FORCE AND PRESSURE -EXERCISE (MULTIPLE CHOICE QUESTIONS LEVEL-I)
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  2. If two equal forces act on the body in opposite direction, then the re...

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  3. A batsman hits a cricket ball which then rolls on a level ground. Afte...

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  4. An object rests on a horizontal frictionless surface. A horizontal for...

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  5. 1 tonne is equal to

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  6. A spaceship continues moving in space with constant speed because

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  7. What principle is used in a newton spring balance?

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  8. Which of these is a contact force ?

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  9. The state of motion of a body is described by its and direction of mot...

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  10. There is one force which is exerted by all matter on all other matter....

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  11. Which of the following is weakest force in nature?

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  12. In CGS system, the unit of force is

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  13. Equal forces F act on isolated bodies A and B as shown in figure. The ...

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  14. A coin flicked across a table will stop, because

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  15. Which of the following substance can be attracted by magnet ?

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  16. The magnet is stronger near the

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  17. The space or region around a magnet in which a force is experienced by...

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  18. The pressure at the bottom of the sea is

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  19. When a body is thrown up, the force of gravity is:

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  20. Which of the following effects cannot be produced by a force?

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