The forces acting normally on the cross section of a bar shown in the given figure introduce_______________?
B. Tensile stress
C. Shear stress
D. None of these
		A. 2/3
B. 3/2
C. 8/5
D. 5/8
		A. 6.25 t compressive
B. 8.75 t tensile
C. t tensile
D. t compressive
		A. 0.207
B. 0.307
C. 0.407
D. 0.508
		A. Straight line
B. Parabola
C. Circle
D. Ellipse