A. Straight line
B. Parabola
C. Circle
D. Ellipse
Related Mcqs:
- If Ix and Iy are the moments of inertia of a section about X and Y axes, the polar moment of inertia of the section, is_________________?
A. (IX + IY)/2
B. (IX – IY)/2
C. IX + IY
D. (I /I ) - Y are the bending moment, moment of inertia, radius of curvature, modulus of If M, I, R, E, F, and elasticity stress and the depth of the neutral axis at section, then________________?
A. M/I = R/E = F/Y
B. I/M = R/E = F/Y
C. M/I = E/R = E/Y
D. M/I = E/R = Y/F - inertia of a rectangular section of width and depth about an axis passing The moment of through C.G. and parallel to its width is_______________?
A. BD²/6
B. BD3/6
C. BD3/12
D. B²D/6 - The locus of the end point of the resultant of the normal and tangential components of the stress on an inclined plane, is________________?
A. Circle
B. Parabola
C. Ellipse
D. Straight line - A close coil helical spring when subjected to a moment M having its axis along the axis of the helix_________________?
A. It is subjected to pure bending
B. Its mean diameter will decrease
C. Its number of coils will increase
D. All the above - The moment of inertia of a circular section about any diameter D, is______________?
A. /64
B. 4/32
C. 3/64
D. 4/64 - In case of principal axes of a section________________?
A. Sum of moment of inertia is zero
B. Difference of moment inertia is zero
C. Product of moment of inertia is zero
D. None of these - The moment of inertia of a triangular section (height h, base b) about its base, is_______________?
A. bh²/12
B. b²h/12
C. bh3/12
D. b3h/12 - If and are external and internal diameters of a circular shaft respectively, its polar moment of inertia, is________________?
A. D4 – d4)
B. D4 – d4)
C. D4 – d4)
D. D4 – d4) - At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by_________________?
A. Depth of the section
B. Depth of the neutral axis
C. Maximum tensile stress at the section
D. Maximum compressive stress at the section
