![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 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](https://www.vedantu.com/question-sets/d8c9b5c4-c795-4c9f-a01f-27d6e6bbea5b4643034624972856255.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? A. The stopper helps
![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.
![5.6 Heat Transfer Methods – Conduction, Convection and Radiation Introduction – Douglas College Physics 1207 5.6 Heat Transfer Methods – Conduction, Convection and Radiation Introduction – Douglas College Physics 1207](https://pressbooks.bccampus.ca/introductorygeneralphysics2phys1207/wp-content/uploads/sites/307/2017/12/Figure_15_04_02a.jpg)