MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 5814 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 601. |
Influence lines are drawn for structures |
| A. | of any type |
| B. | statically determinate |
| C. | pin-jointed truss |
| D. | none of these. |
| Answer» B. statically determinate | |
| 602. |
A simply supported beam carrying a uniformly distributed load over its whole span, is propped at the centre of the span so that the beam is held to the level of the end supports. The reaction of the prop will be |
| A. | half the distributed load |
| B. | 3/8th the distributed load |
| C. | 5/8th the distributed load |
| D. | distributed load. |
| E. | none of these. |
| Answer» D. distributed load. | |
| 603. |
The range within which a load can be applied on a rectangular column, to avoid any tensile stress, is |
| A. | one-half of the base |
| B. | one-third of the base |
| C. | one-fourth of the base |
| D. | one-fifth of the base |
| E. | one sixth of the base on either side of centroid. |
| Answer» C. one-fourth of the base | |
| 604. |
A shaft turning 150 r.p.m. is subjected to a torque of 150 kgm. Horse power transmitted by the shaft is |
| A. | |
| B. | 10 |
| C. | 2 |
| D. | 1/ |
| Answer» C. 2 | |
| 605. |
In a beam, the neutral plane |
| A. | may be its centre |
| B. | passes through the C.G. of the area of cross-section |
| C. | does not change during deformation |
| D. | none of these. |
| Answer» D. none of these. | |
| 606. |
If a shaft is rotating N revolutions per minute with an applied torque T kg-m, the horse power being transmitted by the shaft, is |
| A. | <img src="/_files/images/civil-engineering/strength-of-materials/135-6.162-1.png"> |
| B. | <img src="/_files/images/civil-engineering/strength-of-materials/135-6.162-2.png"> |
| C. | <img src="/_files/images/civil-engineering/strength-of-materials/135-6.162-3.png"> |
| D. | <img src="/_files/images/civil-engineering/strength-of-materials/135-6.162-4.png"> |
| E. | none of these. |
| Answer» D. <img src="/_files/images/civil-engineering/strength-of-materials/135-6.162-4.png"> | |
| 607. |
The deflection of any rectangular beam simply supported, is |
| A. | directly proportional to its weight |
| B. | inversely proportional to its width |
| C. | inversely proportional to the cube of its depth |
| D. | directly proportional to the cube of its length |
| E. | none of these. |
| Answer» D. directly proportional to the cube of its length | |
| 608. |
The maximum twisting moment a shaft can resist, is the product of the permissible shear stress and |
| A. | moment of inertia |
| B. | polar moment of inertia |
| C. | polar modulus |
| D. | modulus of rigidly. |
| Answer» D. modulus of rigidly. | |
| 609. |
The ratio of the moment of inertia of a circular plate and that of a square plate for equal depth, is |
| A. | less than one |
| B. | equal to one |
| C. | more than one |
| D. | equal to 3 /16 |
| E. | none of these. |
| Answer» E. none of these. | |
| 610. |
For a given material Young's modulus is 200 GN/m2 and modulus of rigidity is 80 GN/m2. The value of Poisson's ratio is |
| A. | 0.15 |
| B. | 0.20 |
| C. | 0.25 |
| D. | 0.30 |
| E. | 0.40 |
| Answer» D. 0.30 | |
| 611. |
For a simply supported beam with a central load, the bending moment is |
| A. | least at the centre |
| B. | least at the supports |
| C. | maximum at the supports |
| D. | maximum at the centre. |
| Answer» E. | |
| 612. |
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 | |
| 613. |
The minimum number of rivets for the connection of a gusset plate, is |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 614. |
A triangular section having base b, height h, is placed with its base horizontal. If the shear stress at a depth y from top is q, the maximum shear stress is |
| A. | <img src="/_files/images/civil-engineering/strength-of-materials/141-6.234-1.png"> |
| B. | <img src="/_files/images/civil-engineering/strength-of-materials/141-6.234-2.png"> |
| C. | <img src="/_files/images/civil-engineering/strength-of-materials/141-6.234-3.png"> |
| D. | <img src="/_files/images/civil-engineering/strength-of-materials/141-6.234-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/strength-of-materials/141-6.234-2.png"> | |
| 615. |
The slenderness ratio of a vertical column of a square cross-section of 2.5 cm sides and 300 cm length, is |
| A. | 200 |
| B. | 240 |
| C. | 360 |
| D. | 416 |
| E. | 500 |
| Answer» E. 500 | |
| 616. |
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. | <img src="/_files/images/civil-engineering/strength-of-materials/134-6.150-1.png"> |
| B. | <img src="/_files/images/civil-engineering/strength-of-materials/134-6.150-2.png"> |
| C. | <img src="/_files/images/civil-engineering/strength-of-materials/134-6.150-3.png"> |
| D. | <img src="/_files/images/civil-engineering/strength-of-materials/134-6.150-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/strength-of-materials/134-6.150-3.png"> | |
| 617. |
A rectangular beam 20 cm wide is subjected to a maximum shearing force of 10, 000 kg, the corresponding maximum shearing stress being 30 kg/cm2. The depth of the beam is |
| A. | 15 cm |
| B. | 20 cm |
| C. | 25 cm |
| D. | 30 cm. |
| Answer» D. 30 cm. | |
| 618. |
In the cantilever truss as shown in below figure, the horizontal component of the reaction at A, is |
| A. | 30 tonnes |
| B. | 60 tonnes |
| C. | 90 tonnes |
| D. | 120 tonnes |
| E. | 150 tonnes. |
| Answer» B. 60 tonnes | |
| 619. |
In case of an eccentric loading on a bracket subjected to moment M, the tangential force developed in any rivet, at right angles to its radius vector r is |
| A. | <img src="/_files/images/civil-engineering/strength-of-materials/125-6.30-1.png"> |
| B. | <img src="/_files/images/civil-engineering/strength-of-materials/125-6.30-2.png"> |
| C. | <img src="/_files/images/civil-engineering/strength-of-materials/125-6.30-3.png"> |
| D. | <img src="/_files/images/civil-engineering/strength-of-materials/125-6.30-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/strength-of-materials/125-6.30-2.png"> | |
| 620. |
A simply supported beam of span L carries a concentrated load W at its mid-span. The maximum bending moment M is |
| A. | <img src="/_files/images/civil-engineering/strength-of-materials/126-6.44-1.png"> |
| B. | <img src="/_files/images/civil-engineering/strength-of-materials/126-6.44-2.png"> |
| C. | <img src="/_files/images/civil-engineering/strength-of-materials/126-6.44-3.png"> |
| D. | <img src="/_files/images/civil-engineering/strength-of-materials/126-6.44-4.png"> |
| E. | <img src="/_files/images/civil-engineering/strength-of-materials/126-6.44-5.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/strength-of-materials/126-6.44-3.png"> | |
| 621. |
The ratio of the maximum deflections of a beam simply supported at its ends with an isolated central load and that of with a uniformly distributed load over its entire length, is |
| A. | 1 |
| B. | <img src="/_files/images/civil-engineering/strength-of-materials/128-6.72-1.png"> |
| C. | <img src="/_files/images/civil-engineering/strength-of-materials/128-6.72-2.png"> |
| D. | <img src="/_files/images/civil-engineering/strength-of-materials/128-6.72-3.png"> |
| E. | <img src="/_files/images/civil-engineering/strength-of-materials/128-6.72-4.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/strength-of-materials/128-6.72-3.png"> | |
| 622. |
The shape of the bending moment diagram over the length of a beam, carrying a uniformly distributed load is always |
| A. | linear |
| B. | parabolic |
| C. | cubical |
| D. | circular. |
| Answer» C. cubical | |
| 623. |
A uniform girder simply supported at its ends is subjected to a uniformly distributed load over its entire length and is propped at the centre so as to neutralise the deflection. The net B.M. at the centre will be |
| A. | <i>WL</i> |
| B. | <img src="/_files/images/civil-engineering/strength-of-materials/126-6.44-3.png"> |
| C. | <img src="/_files/images/civil-engineering/strength-of-materials/128-6.78-1.png"> |
| D. | <img src="/_files/images/civil-engineering/strength-of-materials/128-6.78-2.png"> |
| E. | <img src="/_files/images/civil-engineering/strength-of-materials/128-6.78-3.png"> |
| Answer» E. <img src="/_files/images/civil-engineering/strength-of-materials/128-6.78-3.png"> | |
| 624. |
Shrouding is provided in |
| A. | cavity type tube wells |
| B. | slotted type tube wells |
| C. | strainer type tube wells |
| D. | perforated type tube wells. |
| Answer» C. strainer type tube wells | |
| 625. |
If two forces acting at a joint are not along the straight line, then for the equilibrium of the joint |
| A. | one of the forces must be zero |
| B. | each force must be zero |
| C. | forces must be equal and of the same sign |
| D. | forces must be equal in magnitude but opposite in sign. |
| Answer» C. forces must be equal and of the same sign | |
| 626. |
The efficiency of a pump may be taken as |
| A. | 0.55 |
| B. | 0.60 |
| C. | 0.65 |
| D. | 0.70 |
| Answer» D. 0.70 | |
| 627. |
If the potential infiltration of a water shed having a soil with fair pasture cover, is 10 cm and rainfall is 12 cm, the direct run off is : |
| A. | 2 cm |
| B. | 3 cm |
| C. | 5 cm |
| D. | 8 cm. |
| Answer» D. 8 cm. | |
| 628. |
The quantity of water retained by the sub-soil against gravity, is known |
| A. | yield |
| B. | porosity |
| C. | specific yield |
| D. | specific retention |
| E. | none of these. |
| Answer» E. none of these. | |
| 629. |
The run off a drainage basin is |
| A. | Initial recharge + ground water accretion + precipitation |
| B. | Precipitation + ground water accretion + initial recharge |
| C. | Precipitation - ground water accretion + initial recharge |
| D. | Precipitation - ground water accretion - initial recharge. |
| Answer» E. | |
| 630. |
If the area of storm hydrograph is equal to 102 cm, the ordinates of a unit hydrograph may be obtained by dividing the ordinates of the storm hydrograph by |
| A. | 0.5 |
| B. | 1 |
| C. | 2 |
| D. | 3 |
| E. | 4 |
| Answer» F. | |
| 631. |
For computing the run off volumes of large areas, number of infiltrations used are |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
| Answer» B. 3 | |
| 632. |
From the Survey of India map, the distance of the critical point is 20 km and difference in elevation is 193 m. The over land flow time, is |
| A. | 2 hours |
| B. | 3 hours |
| C. | 2 hours and 30 minutes |
| D. | 3 hours and 30 minutes |
| E. | 4 hours. |
| Answer» F. | |
| 633. |
If s is the potential infiltration, P is rainfall in cm in a drainage of a soil with fair pasture cover, the direct run off Q in cm is given by |
| A. | <img src="/_files/images/civil-engineering/water-resources-engineering/175-8.108-1.png"> |
| B. | <img src="/_files/images/civil-engineering/water-resources-engineering/175-8.108-2.png"> |
| C. | <img src="/_files/images/civil-engineering/water-resources-engineering/175-8.108-3.png"> |
| D. | <img src="/_files/images/civil-engineering/water-resources-engineering/175-8.108-4.png"> |
| Answer» D. <img src="/_files/images/civil-engineering/water-resources-engineering/175-8.108-4.png"> | |
| 634. |
The deficiency in rain catch due to vertical acceleration of air forced upward over the gauge, is |
| A. | greater for heavy rain |
| B. | greater for lighter rain |
| C. | greater for large drops |
| D. | lesser for small rain drops. |
| Answer» C. greater for large drops | |
| 635. |
If a gauge is installed perpendicular to the slope, its measurement is reduced by multiplying |
| A. | sine of the angle of inclination with vertical |
| B. | cosine of the angle of inclination with vertical |
| C. | tangent of the angle of inclination with vertical |
| D. | calibration coefficient of the gauge. |
| Answer» C. tangent of the angle of inclination with vertical | |
| 636. |
The critical depth in a channel can be produced |
| A. | by raising the bottom of the channel |
| B. | by lowering the bottom of the channel |
| C. | by decreasing the width of the channel |
| D. | by increasing the width of the channel |
| E. | both (a) and (c) of above. |
| Answer» F. | |
| 637. |
A hydraulic jump in a control meter will be formed above the control, if its original |
| A. | depth is more than critical depth |
| B. | depth is less than the critical depth |
| C. | depth is equal to critical depth |
| D. | none of these. |
| Answer» C. depth is equal to critical depth | |
| 638. |
Prof. Running suggested the method for extending the discharge curve. It is known as |
| A. | Logarithmic method |
| B. | <span class="root"><i>y</i></span> |
| C. | method |
| D. | General method |
| E. | None of these. |
| Answer» B. <span class="root"><i>y</i></span> | |
| 639. |
The initial basin recharge is equal to |
| A. | interception |
| B. | depression storage |
| C. | rain absorbed by the moisture deficiency |
| D. | all the above. |
| Answer» E. | |
| 640. |
The standard height of a standard rain gauge, is |
| A. | 10 cm |
| B. | 20 cm |
| C. | 30 cm |
| D. | 50 cm. |
| Answer» D. 50 cm. | |
| 641. |
The least thickness of class B cast iron (spun) pipe, is |
| A. | 7.2 mm |
| B. | 7.9 mm |
| C. | 8.6 mm |
| D. | 10 mm. |
| Answer» D. 10 mm. | |
| 642. |
According to IS : 1172-1963, a minimum of 135 litres of water capita per day, is required for |
| A. | Boarding schools |
| B. | Nurses home and medical quarters |
| C. | hostels |
| D. | all the above. |
| Answer» E. | |
| 643. |
The R.L. of ground water table on the sides of a valley is 1505 m whereas R.L. of the stream water is 1475 m. If 60 slope consists of pervious soil between R.L. 1485 m to 1500 m, the gravity spring may be expected at the point of reduced level |
| A. | 1500 m |
| B. | 1505 m |
| C. | 1475 m |
| D. | 1485 m. |
| Answer» E. | |
| 644. |
The factor affecting per capita demand, is |
| A. | size of the city |
| B. | climatic conditions |
| C. | pressure in water mains |
| D. | cost of water |
| E. | all the above. |
| Answer» F. | |
| 645. |
If four fires break out in a city of population 40 lakhs and if each hydrant has three streams and duration of each fire is four hours, the total quantity of water required, is |
| A. | 1880 kilo litres |
| B. | 2880 kilo litres |
| C. | 3880 kilo litres |
| D. | 4880 kilo litres. |
| Answer» C. 3880 kilo litres | |
| 646. |
The fire demand of a city may be worked out by |
| A. | Kuichling's formula |
| B. | Freeman formula |
| C. | Under Writers formula |
| D. | Bustan's formula |
| E. | All the above. |
| Answer» F. | |
| 647. |
Pick up the incorrect statement from the following. The underground sources of water, is from |
| A. | wells |
| B. | springs |
| C. | infiltration wells |
| D. | storage reservoirs |
| E. | none of these. |
| Answer» E. none of these. | |
| 648. |
Aeration of water is done to remove |
| A. | odour |
| B. | colour |
| C. | bacterias |
| D. | hardness |
| E. | turbidity. |
| Answer» B. colour | |
| 649. |
The yield of a rapid gravity filter as compared to that of slow sand filter, is |
| A. | 10 times |
| B. | 15 times |
| C. | 20 times |
| D. | 30 times |
| E. | 35 times. |
| Answer» E. 35 times. | |
| 650. |
Disinfection of drinking water, is done to remove |
| A. | odour |
| B. | bacterias |
| C. | turbidity |
| D. | colour. |
| Answer» C. turbidity | |