Gate
Exam
HR Interview
A bar of copper and steel form a composite system, which is heated to a temperature of 40°C. The stress induced in the copper bar will be
A. tensile
B. compressive
C. shear
D. zero
Read Solution (Total 0)
Gate Other Question
When a body is subjected to a direct tensile stress (σ), the maximum normal stress is equal to the direct tensile stress.
A. Agree
B. Disagree
Two closely-coiled helical springs 'A' and 'B' of the same matenal, same number of turns and made from same wire are subjected to an axial load W. The mean diameter of spring 'A' is double the mean diameter of spring 'B'. The ratio of deflections in spring 'B' to spring 'A' will be
A. 1/8
B. 1/4
C. 2
D. 4