Mechanical Engineering > GATE 2013 SET-2 > Strength of Materials
A rod of length L having uniform cross-sectional area A is subjected to a tensile force P as shown in the figure. If the Young's modulus of the material varies linearly from E1 to E2 along the length of the rod, the normal stress developed at the section-SS is
A
P/A
B
P(E1-E2) / A(E1+E2)
C
PE2 / AE1
D
PE1 / AE2

Explanation

Correct : a

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