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MCQOPTIONS
This section includes 948 Mcqs, each offering curated multiple-choice questions to sharpen your Surveying knowledge and support exam preparation. Choose a topic below to get started.
| 751. |
If a member is subjected to a tensile force P, having its normal cross-section A, the resulting shear stress in an oblique plane inclined at an angle θ to its transverse plane, is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» C. C | |
| 752. |
If a solid shaft is subjected to a torque T at its end such that maximum shear stress does not exceed fz the diameter of the shaft will be |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» D. D | |
| 753. |
In a simply supported beam L with a triangular load W varying from zero at one end to the maximum value at the other end, the maximum bending moment is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» E. | |
| 754. |
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. | |
| 755. |
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 | |
| 756. |
In the below figure, the point B represents upper yield point. |
| A. | Correct |
| B. | Incorrect |
| C. | May be correct or incorrect |
| D. | Can't say |
| Answer» B. Incorrect | |
| 757. |
The lower layer of the beam as shown in the below figure, will be |
| A. | in tension |
| B. | in compression |
| C. | neither in tension nor in compression |
| D. | none of the above |
| Answer» B. in compression | |
| 758. |
In the below figure, stress is proportional to strain, for the portion |
| A. | from O to A |
| B. | from A to C |
| C. | from A to D |
| D. | from D to E |
| Answer» B. from A to C | |
| 759. |
The state of stress at a point in a loaded member is shown in the below figure. The magnitude of maximum shear stress is |
| A. | 10 MPa |
| B. | 30 MPa |
| C. | 50 MPa |
| D. | 100 MPa |
| Answer» D. 100 MPa | |
| 760. |
The bending moment of a cantilever beam of length l and carrying a gradually varying load from zero at free end and w per unit length at the fixed end is __________ at the fixed end. |
| A. | wl/2 |
| B. | wl |
| C. | wl2/2 |
| D. | wl2/6 |
| Answer» E. | |
| 761. |
Two shafts 'A' and 'B' are made of same material. The shaft 'A' is solid and has diameter D. The shaft 'B' is hollow with outer diameter D and inner diameter D/2. The strength of hollow shaft in torsion is __________ as that of solid shaft. |
| A. | 1/16 |
| B. | 1/8 |
| C. | 1/4 |
| D. | 15/16 |
| Answer» E. | |
| 762. |
The extremeties of any diameter on Mohr's circle represent |
| A. | principal stresses |
| B. | normal stresses on planes at 45° |
| C. | shear stresses on planes at 45° |
| D. | normal and shear stresses on a plane |
| Answer» C. shear stresses on planes at 45° | |
| 763. |
In a cantilever beam of length l subjected to a uniformly distributed load of w per unit length, the maximum deflection lies at the fixed end. |
| A. | Yes |
| B. | No |
| C. | Can't say |
| D. | None of these |
| Answer» C. Can't say | |
| 764. |
A composite shaft consisting of two stepped portions having spring constants k1 and k2 is held between two rigid supports at the ends. Its equivalent spring constant is |
| A. | k1+k2/2 |
| B. | k1+k2/k1k2 |
| C. | k1k2/k1+k2 |
| D. | k1+k2 |
| Answer» E. | |
| 765. |
A load which is spread over a beam in such a manner that it varies uniformly over the whole length of abeam is called uniformly __________ load. |
| A. | distributed |
| B. | varying |
| C. | Can't say |
| D. | None of these |
| Answer» C. Can't say | |
| 766. |
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 | |
| 767. |
The maximum diameter of the hole that can be punched from a plate of maximum shear stress 1/4th of its maximum crushing stress of punch, is equal to (where t = Thickness of the plate) |
| A. | t |
| B. | 2t |
| C. | 4t |
| D. | 8t |
| Answer» D. 8t | |
| 768. |
In the torsion equation the term J/R is called |
| A. | shear modulus |
| B. | section modulus |
| C. | polar modulus |
| D. | none of these |
| Answer» D. none of these | |
| 769. |
A rectangular beam of length l supported at its two ends carries a central point load W. The maximum deflection occurs |
| A. | at the ends |
| B. | at l/3 from both ends |
| C. | at the centre |
| D. | none of these |
| Answer» D. none of these | |
| 770. |
A beam encastered at both the ends is called |
| A. | simply supported beam |
| B. | fixed beam |
| C. | cantilever beam |
| D. | continuous beam |
| Answer» C. cantilever beam | |
| 771. |
In a tensile test, when the material is stressed beyond elastic limit, the tensile strain __________ as compared to the stress. |
| A. | decreases slowly |
| B. | increases slowly |
| C. | decreases more quickly |
| D. | increases more quickly |
| Answer» E. | |
| 772. |
A bolt is made to pass through a tube and both of them are tightly fitted with the help of washers and nuts. If the nut is tightened, then |
| A. | bolt arid tube are under tension |
| B. | bolt and tube are under compression |
| C. | bolt is under compression and tube is under tension |
| D. | bolt is Under tension and tube is under compression |
| Answer» E. | |
| 773. |
When a rectangular beam is loaded longitudinally, the shear force develops on the top layer. |
| A. | Agree |
| B. | Disagree |
| C. | Can't say |
| D. | None of these |
| Answer» C. Can't say | |
| 774. |
When a cantilever beam is loaded at its free end, the maximum compressive stress shall develop at |
| A. | bottom fibre |
| B. | top fibre |
| C. | neutral axis |
| D. | centre of gravity |
| Answer» B. top fibre | |
| 775. |
A beam supported on more than two supports is called |
| A. | simply supported beam |
| B. | fixed beam |
| C. | overhanging beam |
| D. | continuous beam |
| Answer» E. | |
| 776. |
In the below figure, the point C represents |
| A. | elastic limit |
| B. | upper yield point |
| C. | lower yield point |
| D. | breaking point |
| Answer» D. breaking point | |
| 777. |
When a body is subjected to bi-axial stress i.e. direct stresses (σx) and (σy) in two mutually perpendicular planes accompanied by a simple shear stress (τxy), then maximum normal stress is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 778. |
Two solid shafts 'A' and 'B' are made of the same material. The shaft 'A' is of 50 mm diameter and shaft 'B' is of 100 mm diameter. The strength of shaft 'B' is __________ as that of shaft A. |
| A. | one-half |
| B. | double |
| C. | four times |
| D. | eight times |
| Answer» E. | |
| 779. |
For long columns, thevalue of buckling load is __________ crushing load. |
| A. | equal to |
| B. | less than |
| C. | more than |
| D. | None of these |
| Answer» C. more than | |
| 780. |
The bending moment of a cantilever beam of length l and carrying a uniformly distributed load of w per unit length is __________ at the fixed end. |
| A. | wl/4 |
| B. | wl/2 |
| C. | wl |
| D. | wl2/2 |
| Answer» E. | |
| 781. |
When there is no increase or decrease in shear force between two points, it indicates that there is no change in the bending moment between these points. |
| A. | True |
| B. | False |
| C. | Can't say |
| D. | None of these |
| Answer» C. Can't say | |
| 782. |
Shear modulus is the ratio of |
| A. | linear stress to linear strain |
| B. | linear stress to lateral strain |
| C. | volumetric strain to linear strain |
| D. | shear stress to shear strain |
| Answer» E. | |
| 783. |
The maximum bending moment for a simply supported beam with a gradually varying load from zero at both ends and w per metre at the centre, lies at the centre of a beam. |
| A. | Agree |
| B. | Disagree |
| C. | Can't say |
| D. | None of these |
| Answer» B. Disagree | |
| 784. |
The load at which the column just buckles, is known as |
| A. | buckling load |
| B. | critical load |
| C. | crippling load |
| D. | any one of these |
| Answer» E. | |
| 785. |
For the beam shown in the below figure, the shear force at A is equal to |
| A. | wl/6 |
| B. | wl/3 |
| C. | wl |
| D. | 2 wl/3 |
| Answer» C. wl | |
| 786. |
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 | |
| 787. |
The length of a conical bar is l, diameter of base is d and weight per unit volume is w. It is fixed at its upper end and hanging freely. The elongation of the bar under the action of its own weight will be |
| A. | wl²/2E |
| B. | wl²/4E |
| C. | wl²/6E |
| D. | wl²/8E |
| Answer» D. wl²/8E | |
| 788. |
The product of Young's modulus (E) and moment of inertia (I) is known as |
| A. | modulus of rigidity |
| B. | bulk modulus |
| C. | flexural rigidity |
| D. | torsional rigidity |
| Answer» D. torsional rigidity | |
| 789. |
The polar modulus for a solid shaft of diameter (D) is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» C. C | |
| 790. |
The Rankine's formula holds good for |
| A. | short columns |
| B. | long columns |
| C. | both short and long columns |
| D. | weak columns |
| Answer» D. weak columns | |
| 791. |
In the below figure, the plastic range occurs |
| A. | before point A |
| B. | beyond point A |
| C. | between points A and D |
| D. | between points D and E |
| Answer» C. between points A and D | |
| 792. |
For a beam, as shown in the below figure, when the load W is applied in the centre of the beam, the maximum deflection is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 793. |
A column of length (l) with both ends fixed may be considered as equivalent to a column of length __________ with both ends hinged. |
| A. | l/8 |
| B. | l/4 |
| C. | l/2 |
| D. | l |
| Answer» D. l | |
| 794. |
The rivets are used for __________ fastenings. |
| A. | permanent |
| B. | temporary |
| C. | Can't say |
| D. | None of these |
| Answer» B. temporary | |
| 795. |
When a rectangular beam is loaded transversely, the zero stress is developed on the neutral axis. |
| A. | True |
| B. | False |
| C. | Can't say |
| D. | None of these |
| Answer» B. False | |
| 796. |
The total strain energy stored in a body is termed as |
| A. | resilience |
| B. | proofresilience |
| C. | impact energy |
| D. | modulus of resilience |
| Answer» B. proofresilience | |
| 797. |
The given figure shows the Mohr's circle of stress for two unequal and like principal stresses (σx and σy) acting at a body across two mutually perpendicular planes. The normal stress on an oblique section making an angle θ with the minor principle plane is given by |
| A. | OC |
| B. | OP |
| C. | OQ |
| D. | PQ |
| Answer» D. PQ | |
| 798. |
The simply supported beam 'A' of length l carries a central point load W. Another beam 'B' is loaded with a uniformly distributed load such that the total load on the beam is W. The ratio of maximum deflections between beams A and B is |
| A. | 5/8 |
| B. | 8/5 |
| C. | 5/4 |
| D. | 4/5 |
| Answer» C. 5/4 | |
| 799. |
The direct stress, across a principal plane, is known as principal stress. |
| A. | Yes |
| B. | No |
| C. | Can't say |
| D. | None of these |
| Answer» B. No | |
| 800. |
The line of intersection of the neutral layer with any normal cross-section of the beam is called neutral axis. |
| A. | True |
| B. | False |
| C. | Can't say |
| D. | None of these |
| Answer» B. False | |