5 Three rods formed an equilateral triangle ABC at 0 C Rods

Last updated: 6/7/2023

5 Three rods formed an equilateral triangle ABC at 0 C Rods AB and AC have same coefficient of expansion a and rod BC has a If temperature of the system is increased by At C what is the change in angle 0 formed by rods AB and AC a A0 2 a At 3 b 40 a At 3 c a 5 d 2 a