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Draw a labelled diagram of a thermos flask. Explain how the transfer of heat by conduction, convection and radiation is reduced to minimum in it.
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A thermos flask is designed to prevent the contents of the flask from losing heat. Which of the following statements concerning the design of thermos flasks is incorrect? A. The stopper helps
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Thermos Flask
Thermos Flask
Which two parts prevent the loss of heat by radiation in a vacuum flask? - Quora
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