Question

A 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​

Answer 1

Answer:

gd nifvbdzxvnnnfxXbjffchjcjgdgn