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When two sufaces are coated with lubrica...

When two sufaces are coated with lubricant, friction between the surfaces `"_____"`

A

becomes zero

B

decreases

C

remainjs constant

D

increases

Text Solution

Verified by Experts

The correct Answer is:
B
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TARGET PUBLICATION-FRICTION IS SOLIDS AND LIQUIDS -MCQ (EVALUATION TEST)
  1. When two sufaces are coated with lubricant, friction between the surfa...

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  2. A body while sliding went straight down an incline of 45^(@) to the ho...

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  3. As an air bubble comes from the bottom of a lake to the top, its radiu...

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  4. Four container of honey are shown in the figure. The pressure at depth...

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  5. What is the maximum value of the force F such that the block shown in ...

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  6. You want to apply a force on a box so that it moves with constant spee...

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  7. A block of mass M is pulled along a horizontal surface by applying a f...

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  8. Consider a car moving along a straight horizontal road with a speed of...

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  9. Water and gasline surfaces are open to the atmosphere at the same elev...

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  10. A U-tube containing a liquid moves with a horizontal acceleration a al...

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  11. Equal volume of two immiscible liquids of densities rho and 2rho are f...

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  12. Assertion : A horse has to pull a cart harder during the first few ste...

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  13. Digboi mine in Assam is the deepest in India. In this mine the conditi...

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  14. Consider a liquid at rest in a container which opens into atmosphere. ...

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  15. At two points on a horizontal tube of varying cross section carrying w...

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  16. An aquarium is filled with water. The lateral wall of the aquarium is ...

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  17. The fire fighters have a jet attached to the held of their water pipes

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  18. The nature of graph between terminal velocity of spherical body vs the...

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  19. Assertion: The accumulation of snow on the wings of an acroplane reduc...

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  20. The figure bwlow indicates flow of water through a tube of uniform cro...

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  21. A water bgarrel having water up to a depth d is placed on a table of h...

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