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Write down the dimensional formula of fo...

Write down the dimensional formula of force of friction

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MBD PUBLICATION-FRICTION-QUISTION BANK
  1. Why has a horse to pull a cart harder during the first few steps of hi...

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  2. How do we save petrol when the tyres of the motor cycle are fully infl...

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  3. Write down the dimensional formula of force of friction

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  4. Write down the mathematical expression for coefficient of static frict...

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  5. Write down the mathematical expression for coefficient of kinetic fric...

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  6. Write down the mathematical expression for coefficient of static frict...

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  7. What is the slope of the graph attained by plotting of dynamic frictio...

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  8. What is static friction ?

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  9. What is kinetic friction ?

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  10. Discuss the statement “friction is a necessary evil”.

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  11. Why surface of tyres are made rough.

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  12. What is maximum value of coefficient static friction ?

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  13. What is nature of surface if coefficient friction is zero.

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  14. Is it possible to have musgt1 in nature ?

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  15. Why work done by force of friction is always zero ?

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  16. Why the coefficient of friction between two surfaces in contact varies...

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  17. Name one factor upon which force of friction depends.

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  18. How do you define force of friction ?

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  19. Very first moving vehicles are given streamline shape. Why ?

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  20. Is friction independent of actual area of contact ?

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