1.

Assertion : The use of hot air balloons in sports and formeterological observations is an application of Charle's law Reason : Hot air is less and hence gases expand on heating

Answer»

Both A and R are true and R is the CORRECT EXPLANATION of A
Both A and R are true but R is not a correct explanation of A
A is true but R is FALSE
A is false but R is true

Answer :A


Discussion

No Comment Found