Question

A beaker is completely filled with water at $4^{\circ }C$. It will overflow if

• A. heated above $4^{\circ }C$.
• B. cooled below $4^{\circ }C$.
• C. both heated and cooled above and below $4^{\circ }C$ respectively.
• D. none of the above.

Answer 1

The correct option is C both heated and cooled above and below $4^{\circ }C$ respectively.

Volume of water is minimum at $4^{\circ }C$. It will overflow if both heated and cooled above & below $4^{0}C$ respectively.