Question

Q-straight bimetallic strip of brass and iron is taken at room temperature. On heating-

a) the strip bends with iron on the outer surface of bend.

b) the strip bends with brass on the outer surface of bend.

c) the strip expands but remains straight.

d) the strip contracts and remains straight.

Choose the correct option!!!!!!!!​

Answer 1

Answer:

option (d) the strip contacts and remains straight