![How Thermo-flask can keep heat for a longer period of time? Everything You've Ever Wanted to Know About Vacuum Flask In 10 Simple Steps | BlogMech How Thermo-flask can keep heat for a longer period of time? Everything You've Ever Wanted to Know About Vacuum Flask In 10 Simple Steps | BlogMech](https://blogmech.com/wp-content/uploads/2021/05/01-Scientific-reason-behind-the-long-term-heat-retention-of-the-thermo-flasks-1024x1024.jpeg)
How Thermo-flask can keep heat for a longer period of time? Everything You've Ever Wanted to Know About Vacuum Flask In 10 Simple Steps | BlogMech
Draw a labelled diagram of a thermo flask. Explain how the transfer of heat by conduction, convection and radiation is reduced to a minimum in it.
![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 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?](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/254579/content_flask.png)
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?
![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. 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.](https://www.vedantu.com/question-sets/24780801-8193-4ae9-b37f-b1707f58b26e5196789788182216028.png)
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.
![Vacuum flasks use a vacuum to keep out heat loss, if so there is near vacuum between the sun and earth, then how is the heat from the sun transmitted to earth? - Vacuum flasks use a vacuum to keep out heat loss, if so there is near vacuum between the sun and earth, then how is the heat from the sun transmitted to earth? -](https://qph.cf2.quoracdn.net/main-qimg-071f1eaa39df6cccf49924e75dff33e8.webp)