Question

Two beakers P & Q are filled to the brim with a water at 4°C. Beaker P is heated while Q is cooled. What is expected in these beakers now ? 

(1) Water will overflow in both beakers 

(2) Water level will go down in both beakers 

(3) Water will go down in P & overflow in Q 

(4) Water will go down in Q & overflow in P

Answer 1

Correct option (1) Water will overflow in both beakers   

Explanation:

Density is maximum at 4°C and will decrease in both heating and cooling, thus volume will increase in both cases.