Question

A metal rod is shaped into a ring with a small gap. If this is heated

• A. The length of the rod will increase
• B. The gap will decrease
• C. The gap will increase
• D. The diameter of the ring will increase in the same ratio as the length of the rod

Answer 1

Answer: (A), (C), (D)

The correct options are
A The length of the rod will increase
C The gap will increase
D The diameter of the ring will increase in the same ratio as the length of the rod