Why do woolen clothes keep us warm in winter ?
Answer Posted / guest
The woolen clothes keep us warm for two reasons: one is that
wool is a bad conductor if heat. Second is that the air
present in their pores is also a bad conductor of heat and
dies not allow the internal heat to go out
Is This Answer Correct ? | 688 Yes | 159 No |
Post New Answer View All Answers
Define what is oxidation and reduction reaction?
How are ph and pka related?
What are the uses of glacial acetic acid?
Explain extraction of ephedrine from a mineral block?
How is the accuracy of the method determined?
What general group of organic compounds are not oxidesied in the cod test?
Define Vulcanization?
In the calculation of calorific value of any fuel why the latent heat of vap. of water is taken as 587 kj/mol whereas actually it is 540kj/mol?
What is the prime constituents of cement?
Why is sulphuric acid added during the preparation of standard fas solution?
Why ph scale range is 14? Why it is not less or not greater than 14?
What is meant by ph of a solution?
How are the waters classified based on the degree of hardness?
What is si unit of viscosity-coefficient?
Write the equation of photosynthesis?