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Aeroplanes are streamlined to reduce ....

Aeroplanes are streamlined to reduce .

A

fluid friction

B

sliding friction

C

kinetic friction

D

limiting friction

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The correct Answer is:
A
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Assertion : We can live very happily if friction is not present in nature. Reason : Aeroplane shape is streamlined to reduce the effort of frictional force.

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NARAYNA-NEWTONS LAWS OF MOTION-C.U.Q
  1. If we imagine ideally smooth surfaces and it they are kept in contact,...

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  2. If man is walking direction of friction is .

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  3. Aeroplanes are streamlined to reduce .

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  4. The limiting friction between two surface does not depend

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  5. To avoid slipping while walking on ice, one should take smaller steps ...

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  6. In order to stop a car in shortest disatance on a horizontal road one ...

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  7. A body rests a rough horizontal plane A force is applied to the body d...

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  8. A lift is moving down with an acceleration equal to the acceleration d...

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  9. A body is struck to the front part of the truck. The coefficient of fr...

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  10. When a bicycle is motion the force of friction exerted by the ground o...

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  11. A body of mass M is applying horizontal force to slide a box of mass M...

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  12. When a person walks on a rough surface .

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  13. The maximum speed of a car on a curved path of radius 'r' and the coef...

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  14. The angle which the rough inclined plane makes with the horizontal whe...

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  15. A body of mass M is placed on a rough inclined plane of inclination th...

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  16. It is easier to pull a lawn roller than to push it because pulling .

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  17. A block of mass m and surface area A just begins to slide down an incl...

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  18. A block X kept on an inclined surface just begins to slide if the incl...

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  19. A particle is acted upon by a force of constant magnitude which is alw...

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  20. The direction of angular acceleration of a body moving in a circle in ...

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