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If area of upper surface of any liquid i...

If area of upper surface of any liquid increase___
evaporation increase `square`
evaporation decrease `square`
boiling point increase `square`
boiling point decrease. `square`

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JNAN PUBLICATION-PHYSICAL ENVIRONMENT (HEAT)-EXAMPLE
  1. In which season evaporation rate is high?

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  2. If impurities are mixed with pure substance then its boiling point w...

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  3. If area of upper surface of any liquid increase evaporation increase...

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  4. Which of the following is fastest?

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  5. Boiling occurs

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  6. If at 0^@C temperature, 80 calorie heat is given to 1g ice then temper...

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  7. Tranformation of liquid from solid is called melting square boili...

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  8. Which of the following has highest heat capacity

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  9. is neither created nor destroyed, it can only changed one form to anot...

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  10. State whether True or False: Glass, fat, wax have fixed melting or f...

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  11. State whether True or False: Melting and freezing point of ice is 0^...

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  12. State whether True or False: Melting point of mercury is 0^@C

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  13. State whether True or False: If ice melts into water its volumne inc...

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  14. State whether True or False: A liquid gives up heat when it freezes ...

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  15. State whether True or False: If pressure increase melting point of a...

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  16. State whether True or False: Tranformation of liquid from vapour is ...

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  17. State whether True or False: Boiling point of a liquid does not depe...

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  18. State whether True or False: Graphite is bad conductor of heat.

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  19. State whether True or False: Density of hot air is less.

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  20. State whether True or False: Melting point of wax is fixed.

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