MCQOPTIONS
Saved Bookmarks
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.
| 601. |
In a beam of uniform strength, the bending stress developed is constant and is equal to the allowable stress at every section of the beam. |
| A. | True |
| B. | False |
| C. | Can't say |
| D. | None of these |
| Answer» B. False | |
| 602. |
The bending moment at the free end of a cantilever beam is |
| A. | zero |
| B. | minimum |
| C. | maximum |
| D. | None of these |
| Answer» B. minimum | |
| 603. |
In order to avoid sliding of masonry dam, the force of friction between the dam and soil should be at least __________ the total water pressure per metre length. |
| A. | equal to |
| B. | 1.5 times |
| C. | double |
| D. | 2.5 times |
| Answer» C. double | |
| 604. |
The relation between equivalent length (L) and actual length (l) of a column for both ends fixed is |
| A. | L = l/2 |
| B. | L = l/2 |
| C. | L = l |
| D. | L = 2l |
| Answer» D. L = 2l | |
| 605. |
A ship with jet propulsion draws water through inlet orifices at right angles to the direction of its motion. The propelling force of the jet is (where a = Area of the jet, Vr = Relative velocity of the jet and ship = V + v, v = Velocity of the ship, and V = Velocity of the jet issuing from the ship) |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» C. C | |
| 606. |
For a 25 mm hole drilled in plates, the diameter of rivet shank should be |
| A. | 23mm |
| B. | 24.5mm |
| C. | 25mm |
| D. | 26mm |
| Answer» B. 24.5mm | |
| 607. |
The compressive strength of brittle materials is __________ its tensile strength. |
| A. | equal to |
| B. | less than |
| C. | greater than |
| D. | None of these |
| Answer» D. None of these | |
| 608. |
When a body is subjected to a direct tensile stress (σ) in one plane, then normal stress on an oblique section of the body inclined at an angle θ to the normal of the section is |
| A. | σ cos θ |
| B. | σ cos² θ |
| C. | σ sin θ |
| D. | σ sin2 θ |
| Answer» C. σ sin θ | |
| 609. |
The shear force in the centre of a simply supported beam carrying a uniformly distributed load of w per unit length, is |
| A. | zero |
| B. | wl2/2 |
| C. | wl2/4 |
| D. | wl2/8 |
| Answer» B. wl2/2 | |
| 610. |
The product of the tangential force acting on the shaft and its distance from the axis of the shaft (i.e. radius of shaft) is known as |
| A. | bending moment |
| B. | twisting moment |
| C. | torsional rigidity |
| D. | flexural rigidity |
| Answer» C. torsional rigidity | |
| 611. |
In a riveted joint, when the rivets in the various rows are opposite to each other, the joint is said to be |
| A. | chain riveted |
| B. | zig-zag riveted |
| C. | diamond riveted |
| D. | none of these |
| Answer» B. zig-zag riveted | |
| 612. |
According to Euler's column theory, the crippling load of a column is given by p = π2 EI/Cl2. In the Euler's formula, the value of C for a column with one end fixed and the other end free, is |
| A. | 1/2 |
| B. | 1 |
| C. | 2 |
| D. | 4 |
| Answer» E. | |
| 613. |
When there is a sudden increase or decrease in shear force diagram between any two points, it indicates that there is a |
| A. | point load at the two points |
| B. | no loading between the two points |
| C. | uniformly distributed load between the two points |
| D. | uniformly varying load between the two points |
| Answer» B. no loading between the two points | |
| 614. |
The strain energy stored in a spring, when subjected to maximum load, without suffering permanent distortion, is known as |
| A. | impact energy |
| B. | proof resilience |
| C. | proof stress |
| D. | modulus of resilience |
| Answer» C. proof stress | |
| 615. |
The maximum shear stress, in the given figure, is equal to __________ of the Mohr's circle. |
| A. | radius |
| B. | diameter |
| C. | circumference |
| D. | area |
| Answer» B. diameter | |
| 616. |
The thermal stress in a bar is __________ proportional to the change in temperature. |
| A. | directly |
| B. | indirectly |
| C. | Can't say |
| D. | None of these |
| Answer» B. indirectly | |
| 617. |
A spring used to absorb shocks and vibrations is |
| A. | conical spring |
| B. | torsion spring |
| C. | leaf spring |
| D. | disc spring |
| Answer» D. disc spring | |
| 618. |
A shaft of diameter D is subjected to a twisting moment (T) and a bending moment (M). If the maximum bending stress is equal to maximum shear stress developed, then M is equal to |
| A. | T/2 |
| B. | T |
| C. | 2T |
| D. | 4T |
| Answer» B. T | |
| 619. |
For a shaft, the shear stress at a point is __________ the distance from the axis of the shaft. |
| A. | equal to |
| B. | directly proportional to |
| C. | inversely proportional to |
| D. | None of these |
| Answer» C. inversely proportional to | |
| 620. |
Which of the following is the correct torsion equation? |
| A. | M/I = σ/y = E/R |
| B. | T/J = τ/R = Cϴ/l |
| C. | M/R = T/J = Cϴ/I |
| D. | T/I = τ/J = R/Cϴ |
| Answer» C. M/R = T/J = Cϴ/I | |
| 621. |
The bending stress in abeam is __________ bending moment. |
| A. | equal to |
| B. | less than |
| C. | more than |
| D. | directly proportional to |
| Answer» E. | |
| 622. |
The bending moment diagram for a cantilever beam of length l and carrying a gradually varying load from zero at the free end and w per unit length at the fixed end is a parabolic curve. |
| A. | Agree |
| B. | Disagree |
| C. | Can't say |
| D. | None of these |
| Answer» B. Disagree | |
| 623. |
Two beams, one of circular cross-section and the other of square cross-section, have equal areas of cross-sections. When these beams are subjected to bending, |
| A. | both beams are equally economical |
| B. | square beam is more economical |
| C. | circular beam is more economical |
| D. | none of these |
| Answer» C. circular beam is more economical | |
| 624. |
The section modulus (Z) of a beam is given by |
| A. | I/y |
| B. | I.y |
| C. | y/I |
| D. | M/I |
| Answer» B. I.y | |
| 625. |
The ratio of maximum shear stress developed in a rectangular beam and a circular beam of the same cross-sectional area is |
| A. | 2/3 |
| B. | 3/4 |
| C. | 1 |
| D. | 9/8 |
| Answer» E. | |
| 626. |
The maximum shear stress in a thin spherical shell subjected to an internal pressure (p) is zero. |
| A. | Yes |
| B. | No |
| C. | Can't say |
| D. | None of these |
| Answer» B. No | |
| 627. |
The factor of safety is always more than unity. |
| A. | Correct |
| B. | Incorrect |
| C. | Can't say |
| D. | None of these |
| Answer» B. Incorrect | |
| 628. |
A bar of length L metres extends by l mm under a tensile force of P. The strain produced in the bar is |
| A. | l/L |
| B. | 0.1 l/L |
| C. | 0.01 l/L |
| D. | 0.001 l/L |
| Answer» E. | |
| 629. |
The rectangular beam 'A ' has length l, width b and depth d. Another beam 'B' has the same width and depth but length is double that of 'A'. The elastic strength of beam 'B' will be __________ as compared to beam A. |
| A. | same |
| B. | one-halt |
| C. | one-fourth |
| D. | one-eighth |
| Answer» C. one-fourth | |
| 630. |
The Rankine's constant for a mild steel column with both ends hinged is |
| A. | 1/750 |
| B. | 1/1600 |
| C. | 1/7500 |
| D. | 1/9000 |
| Answer» D. 1/9000 | |
| 631. |
The relation between modulus of elasticity (E) and modulus of rigidity (C) is given by |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 632. |
For a given stress, the ratio of moment of resistance of a beam of square cross-section when placed with its two sides horizontal to the moment of resistance with its diagonal horizontal, is |
| A. | 1/2 |
| B. | 1 |
| C. | 1/2 |
| D. | 2 |
| Answer» E. | |
| 633. |
The thermal or temperature stress is a function of |
| A. | increase in temperature |
| B. | modulus of elasticity |
| C. | coefficient of linear expansion |
| D. | all of these |
| Answer» E. | |
| 634. |
The tensile test is carried on __________ materials. |
| A. | ductile |
| B. | brittle |
| C. | malleable |
| D. | plastic |
| Answer» B. brittle | |
| 635. |
When a change in length takes place, the strain is known as |
| A. | linear strain |
| B. | lateral strain |
| C. | volumetric strain |
| D. | shear strain |
| Answer» B. lateral strain | |
| 636. |
The bending moment on a section is maximum where shear force is |
| A. | minimum |
| B. | maximum |
| C. | changing sign |
| D. | zero |
| Answer» D. zero | |
| 637. |
The strength of a riveted joint is equal to the |
| A. | pull required to tear off the plate per pitch length (Pt) |
| B. | pull required to shear off the rivet per pitch length (Ps) |
| C. | pull required to crush the rivet per pitch length (Pc) |
| D. | minimum value of Pt, Ps or Pc |
| Answer» E. | |
| 638. |
A reinforced cement concrete beam is considered to be made of |
| A. | homogeneous material |
| B. | hetrogeneous material |
| C. | composite material |
| D. | isotropic material |
| Answer» C. composite material | |
| 639. |
The torsional rigidity of a shaft is given by |
| A. | T/J |
| B. | T/θ |
| C. | T/r |
| D. | T/G |
| Answer» C. T/r | |
| 640. |
A circular shaft fixed at, A has diameter D for half of its length and diameter D/2 over the other half, as shown in the below figure. If the rotation of B relative to A is 0.1 radian, the rotation of C relative to B will be |
| A. | 0.4 radian |
| B. | 0.8 radian |
| C. | 1.6 radian |
| D. | 3.2 radian |
| Answer» D. 3.2 radian | |
| 641. |
The centre to centre distance, between two consecutive rivets in a row, is called |
| A. | margin |
| B. | pitch |
| C. | back pitch |
| D. | diagonal pitch |
| Answer» C. back pitch | |
| 642. |
The pull required to crush the rivet per pitch length is |
| A. | p.t.σt |
| B. | d.t.σc |
| C. | π/4 x d2 x σt |
| D. | π/4 x d2 x σc |
| Answer» C. π/4 x d2 x σt | |
| 643. |
The pull required to tear off the plate per pitch length is (where p = Pitch of rivets, t = Thickness of plates, and σt, τ and σc = Permissible tensile, shearing and crushing stresses respectively) |
| A. | (p - 2d)t x σc |
| B. | (p - d)t x τ |
| C. | (p - d)t x σt |
| D. | (2p - d)t x σt |
| Answer» D. (2p - d)t x σt | |
| 644. |
According to Euler's column theory, the crippling load of a column is given by p = π2 EI/Cl2. In the Euler's formula, the value of C for a column with both ends fixed is 4. |
| A. | Agree |
| B. | Disagree |
| C. | Can't say |
| D. | None of these |
| Answer» C. Can't say | |
| 645. |
The force in member U2L2 of the truss shown in below figure, is |
| A. | 10 T tension |
| B. | 10 T compression |
| C. | zero |
| D. | 15 T compression |
| Answer» C. zero | |
| 646. |
If n is the ratio of internal and external diameters of a hollow shaft, the ratio of the weight of the hollow shaft and that of solid shaft of same strength, will be |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» C. C | |
| 647. |
If a constant section beam is subjected to a uniform bending moment throughout, its length bends to |
| A. | a circular arc |
| B. | a parabolic arc |
| C. | a catenary |
| D. | none of these. |
| Answer» B. a parabolic arc | |
| 648. |
The length of a column which gives the same value of buckling load by Euler and Rankine-Gordon formula, is equal to |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» C. C | |
| 649. |
The direction of the reaction at support B of a truss shown in below figure will be |
| A. | East of North |
| B. | West of North |
| C. | East of South |
| D. | West of South |
| Answer» B. West of North | |
| 650. |
The reaction at support A of the beam shown in below figure, is |
| A. | zero |
| B. | 5 T |
| C. | 10 T |
| D. | 1 T |
| Answer» B. 5 T | |