HARD
7th CBSE
IMPORTANT
Earn 100

State two differences between a laboratory thermometer and a clinical thermometer. Give the reason for each difference.

Important Questions on Heat and its Effects

HARD
7th CBSE
IMPORTANT
A special kind of glass is used as ovenware for baking. What property should such glass have to prevent it from breaking?
HARD
7th CBSE
IMPORTANT
What problem will you have in using a laboratory thermometer to measure your body temperature?
HARD
7th CBSE
IMPORTANT
If you fill too much air in your bicycle tyres in summer, there is a chance it might burst. Why?
HARD
7th CBSE
IMPORTANT

In the figure shows a strip made up of brass and iron strips riveted together at both ends. Given that brass expands more than iron on heating, what do you think will happen when this strip is heated?

Question Image