The A-36 steel rod has a diameter of 50 mm and is lightly attached to the rigid supports at A and B when T₁ = 80°C. If the temperature becomes T₂ = 20°C and an axial force of P = 200 kN is applied to its center, determine the reactions at A and B.

Transcribed Image Text:

A P -0.5 m + 0.5 m- B