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What are the factors affecting surface t...

What are the factors affecting surface tension?

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MBD PUBLICATION-MECHANICAL PROPERTIES OF FLUID (LIQUID AT REST)-QUESTION BANK
  1. In terms of molecular forces what difference do you find between solde...

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  2. From where the energy come when liquid rises against gravity in a capi...

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  3. What are the factors affecting surface tension?

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  4. Why is it not wise to the touch the inner surface of an umbrella while...

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  5. Explain how a pond skater can walk on water but but a person cannot.

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  6. Distinguish between cohesion and adhesion.

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  7. Distinguish between surface tension and surface energy.

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  8. Explain why a small piece of soap fixed to the back of a card board th...

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  9. A water drop has a diameter of 2 xx 10^-5m. Calculate the excess press...

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  10. What is the nature of inter-molecular forces at short distance and at ...

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  11. Explain why water spreads but not the mercury on clean glass plate.

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  12. explain what is meant by surface energy of a liquid. Show that surface...

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  13. What will be the rise of water when a capillary tube of radius 0.5mm i...

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  14. Distinguish between cohesion and adhesive forces.

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  15. Why does water spread over and wet a glass ?

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  16. Distinguish between surface tension and surface energy.

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  17. Calculate the excess pressure between inside and outside of soap bubbl...

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  18. Free surface of a liquid behaves like a stretched membrane. Explain br...

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  19. Explain what happens to the energy used to blow a soap bubble ?

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  20. Why a needle may float on clear water but sink when some detergent is ...

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