1.

True or false? (a) Glass is a bad conductor of heat. (b) In a thermos flask, hot things remain hot and cold things become warm. (c) Radiation of heat depends upon the colour of the outer surface of the body. (d) During radiation the particles of the medium vibrate.

Answer»

True or false?



(a) Glass is a bad conductor of heat.



(b) In a thermos flask, hot things remain hot and cold things become warm.



(c) Radiation of heat depends upon the colour of the outer surface of the body.



(d) During radiation the particles of the medium vibrate.



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