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Alida runs her toy car on dry marble flo...

Alida runs her toy car on dry marble floor, wet marble floor, newspaper and towel spread on the floor. The force of friction acting on the car on different surfaces in increasing orderwill be

A

wet marble floor, dry marble floor, newspaper and towel

B

newspaper, towel, dry marble floor, wet marble floor.

C

towel, newspaper, dry marble floor, wet marble floor.

D

wet marble floor, dry marble floor, towel, newspaper.

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MBD -HARYANA BOARD-FRICTION-EXAMPLE
  1. State true or false Sliding friction is less than the static frictio...

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  2. Four children were asked to arrange forces due to rolling, static and ...

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  3. Alida runs her toy car on dry marble floor, wet marble floor, newspape...

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  4. Suppose your writing desk is tilted a little. A book kept on it starts...

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  5. You spill a bucket of soapy water on a marble floor accidentally. Woul...

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  6. Explain why sportsmen use shoes with spikes.

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  7. Iqbal has to push a lighter box and Seema has to push a similar heavie...

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  8. Explain why kinetic friction is less than static friction.

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  9. Friction is both a friend and a foe. Why do you think so? Give example...

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  10. Objects moving in fluids must have special shapes. Name this shape.

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  11. While pushing a heavy box from one place to another in his house, Nare...

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  12. The moving ball on the floor stops after some time because of………

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  13. It is difficult to walk on wet floor because:

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  14. You move a stone of glass on the cemented floor, marble floor, water, ...

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  15. Static friction works when:

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  16. Rolling friction is:

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  17. Four children were asked to arrange forces due to rolling, static and ...

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  18. Alida runs her car on the dry matble floor, wet marble floor, newspape...

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  19. In which direction the force of friction acts? What if object does not...

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  20. Why is it difficult to move a bike with its brakes on ?

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