Why do woolen clothes keep us warm in winter ?
Answer Posted / swadhin
In winters our body is warmer than the air around us.Woolen clothes keep us warm by trapping our body heat and not letting it escape.The more fluffier the material,the more warm air it traps.
| Is This Answer Correct ? | 5 Yes | 6 No |
Post New Answer View All Answers
Mention a few advantages of photoelectric colorimetric determination.
What is edta?
Why is the indicator eriochrome black(ebt) shows wine red color at the beginning and blue color at the end?
What is the reaction that occurring between fas and potassium dichromate?
Why is eriochrome black t indicator cannot be used in this experiment?
Why ph scale range is 14? Why it is not less or not greater than 14? Solution of hcl or hydrogen containing liquid has a ph. But if the solution is kmno4 here nothydrogen power does it ph?
How will you calculate how many moles of glucose present in 320 ml of 5.0 m of glucose solution?
Which wavelengths are visible to human eye?
Why is glass electrode called an ion selective electrode?
How is arsenic produced?
Why titration in which hcl and h2so4 is use?
What is a potentiometer titration?
What is german silver?
What is modern definition(iupac) of ph?
Mention the different types of conductivities.