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1. |
The relation between the stress component in x-direction on a horizontal plane in Cartesian coordinates and polar coordinates for vertical line load is ___________ |
A. | σx=σr tan2θ |
B. | σx=σr cosec2θ |
C. | σx=σr cosθ |
D. | σx=σr sin2θ |
Answer» E. | |