Question
Physics Question on thermal properties of matter
A bimetallic strip of brass and iron is heated. Then it bends such that iron is one the inside. This shows that
A
brass expands more than iron
B
brass expands less than iron
C
brass is heated more strongly than iron
D
iron has been heated more strongly than brass
Answer
brass expands more than iron
Explanation
Solution
Because iron is towards inside when the metallic strip is heated.