AERO GATE TOPPER
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In following Quiz total 20 basic questions of Basic Strength of Materials.
Multiple Choice Question [MCQ]
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GATE Aerospace Strength of Materials
1. For a simply supporting beam on two end supports the Bending Moment is maximum
2. A concentrated load P acts on a simply supported beam of span L at a distance L/3 from the left support. The bending moment at the point of application of the load is given by
3. The beams, one having square cross section and another circular cross-section, are subjected to the same amount of bending moment. If the cross-sectional area as well as the material of both the beams are the same then
4. A simply supported beam of length L is subjected to a varying distributed load sin(3Ï€ x/L)Nm-1 , where the distance x is measured from the left support. The magnitude of the vertical reaction force in N at the left support is
5. Consider a simply supported beam of length 50h, with a rectangular cross-section of depth h, and width 2h. The beam carries a vertical point load P, at its mid-point. The ratio of the maximum shear stress to the maximum bending stress in the beams is
6. The shear stress at the neutral axis in a beam of triangular section with at base of 40 mm and height 20 mm, subjected to a shear force of 3 kN is
7. A cantilever beam curved in plane is subjected to lateral loads will develop at any section
8. For a given shear force across a symmetrical ‘I’ section, the intensity of shear stress is maximum at the
9. If the shear force at a section of beam under bending is equal to zero then the bending moment at the section is
10. Two people weighing W each are sitting on a plank of length L floating on water at L/4 from either end Neglecting the weight of the plank, the bending moment at the centre of the plank is
11. The following statement are related to bending of beams
I. The slope of the bending moment diagram is equal to the shear force.
II. The slope of the shear force diagram is equal to the load intensity.
III. The slope of the curvature is equal to the flexural rotation.
IV. The second derivative of the deflection is equal to the curvature.
The only FALSE statement is
12. The “Plane section remain plane” assumption in bending theory implies
13. Consider the following statements:
If a section at a distance from one of the ends of the beam, M represents the bending moment, the shear force and w the intensity of loading, then
1. dM/ dx = V
2. dV/dx = w
3. dw/dx = y (the deflection of the beam at the section)
Which of these statements are correct?
14. If a beam is subjected to a constant bending moment along its length, then the shear force will
15. Two beams of equal cross-sectional area are subjected to equal bending moment. If one beam has square cross-section and the other has circular section, then
16. Consider the following statements in case of beams:
1. Rate of change of shear force is equal to the rate of loading at a particular section
2. Rate of change of bending moment is equal to the shear force at a particular section
3. Maximum shear force in a beam occurs at a point where bending moment is either zero or bending moment changes sign
Which of the above, statements are correct?
17. A simply supported beam has equal overhanging lengths and carries equal concentrated loads P at ends. Bending moment over the length between the supports
18. What is the nature of distribution of shear stress in a rectangular beam?
19. The point of contra flexure is a point where:
20. In the case of beams with circular cross section, what is the ratio of the maximum shear stress to average shear stress?
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| Quiz Name | Score | Time Spend (Approx.) | Correct | Incorrect | Unattempted |
|---|---|---|---|---|---|
| Strengh of Material - Stress in Beam | Calculating... | Calculating... | Calculating... | Calculating... | Calculating... |