Subject :NSO Class : Class 3
Sonali has a metal strip made of two kinds of metals, X and Y which are tightly joined together.
Metal X expands less than metal Y when they are both heated. Which of the following
diagrams represents the side view of the metal strip when it is heated?
A
B
C
D
explain please
Ans 1:
Class : Class 4
Ans 2:
Class : Class 3
it is c or d but which one
Ans 3:
Class : Class 3
please share the explanation