The main reason for making the cover of a vacuum flask airtight is to prevent...

PHYSICS
JAMB 2000

The main reason for making the cover of a vacuum flask airtight is to prevent heat loss by

  • A. convection
  • B. conduction
  • C. radiation
  • D. evaporation

Correct Answer: A. convection



Post an Explanation Or Report an Error
If you see any wrong question or answer, please leave a comment below and we'll take a look. If you doubt why the selected answer is correct or need additional more details? Please drop a comment or Contact us directly. Your email address will not be published. Required fields are marked *
Add Math
Don't want to keep filling in name and email whenever you make a contribution? Register or login to make contributing easier.