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Explain static friction...

Explain static friction

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State the laws of static friction.

Use of ball bearings converts A. Kinetic friction to static friction B. Kinetic friction into rolling friction C. Static friction to Kinetic friction D. Rolling friction into Kinetic friction

What is friction? Define coefficient of static friction with necessary formulae

Coefficient of static friction does not depend upon

What is friction? Define coefficient of static friction and coefficient of kinetic friction. Give the necessary formula for each.

Explain Kinetic Friction.

According to 1^(st) law of static friction, the relation between F_(s) and N is given by

A. What is static friction? B. State Hooke's law. C. Define Poisson's ratio.

A block of mass 2kg is kept on the floor. The coefficient of static friction is 0.4 . If a force F of 2.5N is applied on the block as shown in the figure, the frictional force between the block and the floor will be.

A 60 kg body is pushed with just enough force to start it moving across a floor and the same force continues to act afterwards. The coefficient of static friction and sliding friction are 0.5 and 0.4 respectively. The acceleration of the body is

CHETANA PUBLICATION-MECHANICAL PROPERTIES OF SOLIDS-EXERCISE
  1. What are cohesive forces?

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  2. What are adhesive forces?

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  3. Explain static friction

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  4. State the Laws of Static Friction

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  5. Why force of static friction is known as self adjusting force?

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  6. Name two factors on which the coefficients of friction depends.

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  7. What is friction? Define coefficient of static friction with necessary...

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  8. Define coefficient of Kinetic friction. Give the necessary formulae.

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  9. The coefficient of static friction between a block of mass 0.25 kg and...

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  10. Explain Kinetic Friction.

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  11. State the Laws of Kinetic Friction.

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  12. Explain Rolling Friction OR What is rolling friction ? How does it...

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  13. State are the advantages of friction?

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  14. State the disadvantages of friction. OR State any four methods of ...

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  15. What are the methods of reducing friction?

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  16. Calculate the coefficient of static friction for on object of mass 50 ...

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  17. A block of mass 37 kg rests on a rough horizontal plane, having coeffi...

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  18. A body of 37 kg rests on a rough horizontalsurface. The minimum horizo...

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  19. A wire gets stretched by 4 mm due to a certain load. If the same load ...

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  20. Calculate the work done in stretching a steel wire of length 2 m and c...

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