Question

1 point 14. A thermo flask is a household item that is used to keep things warm or cold for a long time. What is the use of silvered wall in thermo flask? To reduce the flow of heat by conduction. O to increase the temperature by convection O To reflect the heat back to reduce radiation O To prevent the glass vessel from breaking.​

Answer 1

Answer:

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Option C is the correct answer as the silvered walls of the thermo flask helps the liquid to sustain its form by reflecting the heat by Radiation (Heat that does not need any medium to travel unlike conduction and convection