Q50 Draw a labelled diagram of a thermo flask Explain how the transfer of heat by conduction convect...
Why should a thermos flask not be filled to the brim? - Quora
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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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Draw a labelled diagram of a thermos flask Describe its working
Why are the walls of a thermos flask silvered?
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How to Safely Clean a Thermos and Use It Effectively
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Dewar or vacuum flask fully diagram isolated on white background. Cross section cut away view of a thermos vacuum flask. Diagram showing vacuum flask layers. Dewar flask or thermos. Stock vector Stock
How do thermos flasks keep drinks hot? - Quora
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How is a metal thermos made?
How Does a Thermos Flask Work? - ChemistryViews
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