Q. A Thermos flask is polished well:
Solution:
The main purpose of a thermos flask is to prevent the flow of heat to and from the flask. The inner chamber of the flask is made up of glass, which is a poor conductor of heat.
Related Questions
Q. When a brick put in to the water it absorbs water quickly. Identify the phenomenon behind this
View SolutionQ. The source of energy which are formed in earth over millions of years and which get deleted due to their continuous use but do not replenished are known as
View SolutionQ. Substance used for producing heat energy are called
View Solution
Get Question Bank
Strengthen Your Practice with our comprehensive question bank.
