

MCQOPTIONS
This section includes 47 Mcqs, each offering curated multiple-choice questions to sharpen your Graduate Aptitude Test (GATE) knowledge and support exam preparation. Choose a topic below to get started.
1. |
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A. | distributed | ||
B. | varying | ||
Answer» C. | |||
2. |
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A. | equal to | ||
B. | directly proportional to | ||
C. | inversely proportional to | ||
Answer» C. inversely proportional to | |||
3. |
When two main plates are kept in alignment butting each other and riveted with cover plate on both sides of the main plates with two rows of rivets in each main plate, the joint is known as __________ double cover butt joint. |
A. | single riveted |
B. | double riveted |
Answer» C. | |
4. |
The stress at which the extension of the material takes place more quickly as compared to the increase in load, is called |
A. | elastic limit |
B. | yield point |
C. | ultimate point |
D. | breaking point |
Answer» C. ultimate point | |
5. |
A beam supported at its both ends is not a simply supported beam. |
A. | True |
B. | False |
Answer» C. | |
6. |
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A. | linearly | ||
B. | parabolically | ||
C. | hyperbolically | ||
D. | elliptically | ||
Answer» B. parabolically | |||
7. |
The rectangular beam 'A' has length l, width b and depth d. Another beam 'B' has the same length and depth but width is double that of 'A'. The elastic strength of beam 'B' will be __________ as compared to beam A. |
A. | same |
B. | double |
C. | four times |
D. | six times |
Answer» C. four times | |
8. |
varies uniformly over the whole length of a beam |
A. | 0.20 |
B. | 0.30 |
C. | 0.50 |
D. | 0.60 |
Answer» D. 0.60 | |
9. |
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A. | A concentrated load is one which | |
B. | spreads non-uniformly over the whole length of a beam | |
C. | spreads uniformly over the whole length of a beam | |
D. | varies uniformly over the whole length of a beam | |
Answer» B. spreads non-uniformly over the whole length of a beam | ||
10. |
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A. | M | ||
B. | M | ||
C. | M2 | ||
D. | M3 | ||
Answer» B. M | |||
11. |
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A. | energy stored in a body when strained within elastic limits | |
B. | energy stored in a body when strained upto the breaking of the specimen | |
C. | maximum strain energy which can be stored in a body | |
D. | none of the above | |
Answer» E. | ||
12. |
In order to know whether a column is long or short, we must know its slenderness ratio. |
A. | True |
B. | False |
Answer» B. False | |
13. |
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A. | True | |
B. | False | |
Answer» B. False | ||
14. |
When a bar is cooled to - 5°C, it will develop |
A. | no stress |
B. | shear stress |
C. | tensile stress |
D. | compressive stress |
Answer» D. compressive stress | |
15. |
When shear force at a point is zero, then bending moment is __________ at that point. |
A. | zero |
B. | minimum |
C. | maximum |
D. | infinity |
Answer» D. infinity | |
16. |
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A. | directly proportional to | |
B. | inversely proportional to | |
Answer» C. | ||
17. |
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A. | the axis of load | |
B. | an oblique plane | |
C. | at right angles to the axis of specimen | |
D. | would not occur | |
Answer» C. at right angles to the axis of specimen | ||
18. |
The energy stored in a body when strained within elastic limit is known as |
A. | resilience |
B. | proof resilience |
C. | strain energy |
D. | impact energy |
Answer» D. impact energy | |
19. |
The maximum stress produced in a bar of tapering section is at |
A. | smaller end |
B. | larger end |
C. | middle |
D. | anywhere |
Answer» B. larger end | |
20. |
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A. | 5/8 | |
B. | 8/5 | |
C. | 5/4 | |
D. | 4/5 | |
Answer» C. 5/4 | ||
21. |
The point of contraflexure is a point where |
A. | shear force changes sign |
B. | bending moment changes sign |
C. | shear force is maximum |
D. | bending moment is maximum |
Answer» C. shear force is maximum | |
22. |
When a rectangular beam is loaded transversely, the maximum compressive stress is developed on the |
A. | top layer |
B. | bottom layer |
C. | neutral axis |
D. | every cross-section |
Answer» C. neutral axis | |
23. |
Strain resetters are used to |
A. | measure shear strain |
B. | measure linear strain |
C. | measure volumetric strain |
D. | relieve strain |
Answer» C. measure volumetric strain | |
24. |
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A. | tensile stress | |
B. | compressive stress | |
C. | shear stress | |
D. | strain | |
Answer» E. | ||
25. |
Two closely coiled helical springs 'A' and 'B' are equal in all respects but the number of turns of spring 'A' is half that of spring 'B' The ratio of deflections in spring 'A' to spring 'B' is |
A. | 1/8 |
B. | 1/4 |
C. | 1/2 |
D. | 2 |
Answer» D. 2 | |
26. |
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A. | t | |
B. | 2t | |
C. | 4t | |
D. | 8t | |
Answer» D. 8t | ||
27. |
The bending moment at a point on a beam is the algebraic __________ of all the moments on either side of the point. |
A. | sum |
B. | difference |
Answer» B. difference | |
28. |
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A. | True | |
B. | False | |
Answer» B. False | ||
29. |
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A. | equal to | |
B. | less than | |
C. | more than | |
Answer» C. more than | ||
30. |
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A. | tension in the masonry of the dam and its base | ||
B. | overturning of the dam | ||
C. | crushing of masonry at the base of the dam | ||
D. | any one of the above | ||
Answer» E. | |||
31. |
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A. | long | ||
B. | medium | ||
C. | short | ||
Answer» B. medium | |||
32. |
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A. | equal to | ||
B. | one-half | ||
C. | twice | ||
D. | four times | ||
Answer» D. four times | |||
33. |
Two shafts 'A' and 'B' transmit the same power. The speed of shaft 'A' is 250 r.p.m. and that of shaft 'B' is 300 r.p.m. The shaft 'B' has the greater diameter. |
A. | True |
B. | False |
Answer» C. | |
34. |
A body is subjected to a tensile stress of 1200 MPa on one plane and another tensile stress of 600 MPa on a plane at right angles to the former. It is also subjected to a shear stress of 400 MPa on the same planes. The maximum normal stress will be |
A. | 400 MPa |
B. | 500 MPa |
C. | 900 MPa |
D. | 1400 MPa |
Answer» E. | |
35. |
A steel bar of 5 mm is heated from 15° C to 40° C and it is free to expand. The bar Will induce |
A. | no stress |
B. | shear stress |
C. | tensile stress |
D. | compressive stress |
Answer» B. shear stress | |
36. |
The object of caulking in a riveted joint is to make the joint |
A. | free from corrosion |
B. | stronger in tension |
C. | free from stresses |
D. | leak-proof |
Answer» E. | |
37. |
Euler's formula holds good only for |
A. | short columns |
B. | long columns |
C. | both short and long columns |
D. | weak columns |
Answer» C. both short and long columns | |
38. |
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A. | zero | |
B. | minimum | |
C. | maximum | |
D. | infinity | |
Answer» B. minimum | ||
39. |
A vertical column has two moments of inertia (i.e. Ixx and Iyy ). The column will tend to buckle in the direction of the |
A. | axis of load |
B. | perpendicular to the axis of load |
C. | maximum moment of inertia |
D. | minimum moment of inertia |
Answer» E. | |
40. |
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A. | energy stored in a body when strained within elastic limits | |
B. | energy stored in a body when strained upto the breaking of a specimen | |
C. | maximum strain energy which can be stored in a body | |
D. | proof resilience per unit volume of a material | |
Answer» B. energy stored in a body when strained upto the breaking of a specimen | ||
41. |
A disc of radius r has a hole of radius r/2 cut-out as shown. The centroid of the remaining disc (shaded portion) at a radial distance from the centre “O” is |
A. | r/2 |
B. | r/3 |
C. | r/6 |
D. | r/8 |
Answer» D. r/8 | |
42. |
A solid circular shaft of diameter d and length L is fixed at one end and free at the other end. A torque t is applied at the free end. The shear modulus of the material is G. The angle of twist at three free ends is |
A. | 16TL/ π d^4 G |
B. | 32TL/ π d^4 G |
C. | 64TL/ π d^4 G |
D. | 128TL/ π d^4 G |
Answer» C. 64TL/ π d^4 G | |
43. |
The effective length of a column of length L fixed against rotation and translation at one end and free at the other end is |
A. | 0.5 L |
B. | 0.7 L |
C. | 1.414 L |
D. | 2 L |
Answer» E. | |
44. |
The number of independent elastic constants for a linear elastic isotropic and homogeneous material is |
A. | 4 |
B. | 3 |
C. | 2 |
D. | 1 |
Answer» D. 1 | |
45. |
The major and minor principal stresses at a point are 3MPa and -3MPa respectively. The maximum shear stress at the point is |
A. | Zero |
B. | 3MPa |
C. | 6MPa |
D. | 9MPa |
Answer» C. 6MPa | |
46. |
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 |
A. | WL/4 |
B. | WL/16 |
C. | WL/32 |
D. | zero |
Answer» E. | |
47. |
The Poisson’s ratio is defined as |
A. | |axial stress/lateral stress| |
B. | lateral strain/axial strain| |
C. | lateral stress/axial stress| |
D. | |axial strain/lateral strain| |
Answer» C. lateral stress/axial stress| | |