To clean their Spectacles People, of-ten breathe out on glasses to mak – InterviewSolution

InterviewSolution

1.	To clean their Spectacles People, of-ten breathe out on glasses to make them wet. Explain why the glasses become wet.
Answer» Water vapour also gets released during exhalation process along with carbon dioxide The water vapour gets attached with the glasses of the spectacles and then condenses in the presence of air surrounding it and thus making it wet.

Discussion

No Comment Found

Related InterviewSolutions

Density of water is less than 1g/c.c ______A. at `4^(@)C`B. above `4^(@)C`C. below `4^(@)C`D. Both (2) and (3)
Identify the set of pure and impure water among the followingA. Rain water, sea waterB. Rain water, distilled waterC. Sea water, river waterD. River water, ground water
Chemical treatment of surface water can be carried out by the addition ofA. bleaching powerB. alumC. oxygenD. carbon dioxide
`{:(,"Column A",,,"Column B"),(A.,"Hard water","( )",a.,"Reverse osmosis"),(B.,"Soft water","( )",b.,"Rain water"),(C.,"Desalinated water","( )",c.,"Presence of "Ca^(+2)andMg^(2+)),(D.,"Lake water","( )",d.,"Scum formation"),(,,"( )",e.,"Lather formation"):}`
Arrange the following terms in sequence from source to supply. (a) Chlorination (b) Sedimentation (c ) Filtration (d) Storage water tank (e) LakesA. ecadbB. acbdeC. ebcadD. bcade
Name the followingA solid, ‘natural form of water.
Name the following A chemical used during chlorination of water.
Name the followingAn agricultural pollutant in water.
What are the methods of water conservation? Write about water management in briefly.
What is meant by water management?