Explore topic-wise MCQs in Strength Materials.

This section includes 158 Mcqs, each offering curated multiple-choice questions to sharpen your Strength Materials knowledge and support exam preparation. Choose a topic below to get started.

1.

Calculate the torque which a shaft of 300 mm diameter can safely transmit, if the shear stress is 48 N / mm2.

A. 356 kNm
B. 254 kNm
C. 332 kNm
D. 564 kNm
Answer» C. 332 kNm
2.

How many number of rain gauge stations should be installed an area between 250 to 500 km2.

A. 2
B. 4
C. 3
D. 5
Answer» D. 5
3.

_____ number is the ratio between inertia and viscous forces.

A. Lamina’s
B. Parker’s
C. Macadam’s
D. Reynold’s
Answer» E.
4.

A frame which is composed of members just sufficient to keep it in equilibrium, such frame is ___________

A. Redundant frame
B. Perfect frame
C. Imperfect frame
D. Deficient frame
Answer» C. Imperfect frame
5.

Which of the following is not affected by temperature?

A. Fabric sheets
B. G I sheets
C. AC sheets
D. Flat roofs
Answer» D. Flat roofs
6.

Calculate the power transmitted in the shaft at 150 rpm. Take torque as 9000Nm.

A. 140 kW
B. 150 kW
C. 160 kW
D. 175 kW
Answer» B. 150 kW
7.

When two dissimilar shafts are connected together, then the shaft is __________

A. Integrated shafts
B. Composite shafts
C. Differential shafts
D. Combined shafts
Answer» C. Differential shafts
8.

___________ flow the liquid particles move along straight parallel paths.

A. Steady
B. Unsteady
C. Laminar
D. Turbulent
Answer» D. Turbulent
9.

____ is the difference between theoretical discharge and the actual discharge of the pump.

A. Crank
B. Hook
C. Slip
D. Centile
Answer» D. Centile
10.

Flow in circular pipes will be turbulent is Reynolds number is _________

A. < 2800
B. > 2800
C. 2800
D. ~ 2800
Answer» C. 2800
11.

The energy gradient line is _______ to drop in bed, in an open channel.

A. Equal
B. Parallel
C. Perpendicular
D. Unequal
Answer» B. Parallel
12.

Aqueduct is an example of __________ channel.

A. Natural
B. Prismatic
C. Non prismatic
D. Artificial
Answer» E.
13.

The level of top of weir can be termed as __________

A. Talus
B. Curtain walls
C. Crest
D. Shutter
Answer» D. Shutter
14.

________ are transverse ties on which the rails are laid.

A. Lugs
B. Sleepers
C. Spikes
D. Clips
Answer» C. Spikes
15.

Volute is a type of _____________

A. Delivery pipe
B. Casing
C. Impeller
D. Suction pipe
Answer» C. Impeller
16.

When a shaft is subjected to pure twisting then the type of stress developed is ________

A. Bending
B. Axial
C. Shear
D. Normal
Answer» D. Normal
17.

_______ permits track circuiting.

A. Clips
B. Rails
C. Spikes
D. Sleepers
Answer» E.
18.

The wing wall resembling the letter “U” in plan, is ___________

A. Return wing wall
B. Approach wing wall
C. Splayed wing wall
D. Straight wing wall
Answer» B. Approach wing wall
19.

________ are made of high carbon steel to withstand heavy stresses.

A. Fish plates
B. Fish bolts
C. Spikes
D. Lugs
Answer» C. Spikes
20.

A circular shaft of diameter 30 mm is tested under torsion the gauge length of test specimen is 300 mm. A torque of 2kNm produces an angle twist of 1°. Calculate CJ.

A. 0.432 × 10⁶ N/mm²
B. 0.324 × 10⁶ N/mm²
C. 0.46 × 10⁶ N/mm²
D. 0.532 × 10⁶ N/mm²
Answer» B. 0.324 × 10⁶ N/mm²
21.

_________ is used to check the level of plastered surface.

A. Gauging trowel
B. Plumb bob
C. Floating Rule
D. Float
Answer» D. Float
22.

Which of the following are also known as upstream and downstream piles?

A. Talus on upstream and downstream
B. Curtain walls on upstream and downstream
C. Solid apron on upstream and downstream
D. Shutters on crest of weir
Answer» C. Solid apron on upstream and downstream
23.

____________ are provided to protect the land and property with is likely to be submerged.

A. Weir
B. Divide wall
C. Marginal bunds
D. Fish ladder
Answer» D. Fish ladder
24.

__________ is provided for the easy movement of fish from upstream to downstream.

A. Fish ladder
B. Silt excluder
C. Marginal bunds
D. Marginal embankments
Answer» B. Silt excluder
25.

_________ is provided to reduce the kinetic energy of falling water in weir.

A. Body wall
B. Curtain walls
C. Downstream apron
D. Shutter
Answer» D. Shutter
26.

Which of the following is known as "laying trowel"?

A. Float
B. Gauge trowel
C. Floating Rule
D. Skimming float
Answer» B. Gauge trowel
27.

Skimming float is ____________

A. Wooden float
B. Metalled float
C. Tempered steel float
D. Asbestos cement sheet
Answer» B. Metalled float
28.

________ is a process of mixing various constituents of plaster.

A. Grazing
B. Blistering
C. Gauging
D. Hacking
Answer» D. Hacking
29.

Sabotage problem is eliminated in _______

A. Round spike
B. Dog spike
C. Screw spike
D. Polar spike
Answer» D. Polar spike
30.

When the gross length is more than 6 metres between the face of abutment it is called as ________

A. Cause way
B. Bridge
C. Culvert
D. Cassion
Answer» C. Culvert
31.

__________ has perfect control on river flow.

A. Barrage
B. Weir
C. Marginal bunds
D. Guide banks
Answer» B. Weir
32.

Rectangular channel is _________ channel.

A. non Prismatic
B. Prismatic
C. Natural
D. Artificial
Answer» C. Natural
33.

_____________ foundation is used when bed soil is soft.

A. Raft
B. Pile
C. Spread
D. Well
Answer» C. Spread
34.

_____ slip occurs, when the delivery pipe is short and the suction pipe is long.

A. Positive
B. Critical
C. Negative
D. Zero
Answer» C. Negative
35.

What is the splay provided in splayed wing walls?

A. 30°
B. 45°
C. 60°
D. 90°
Answer» C. 60°
36.

The phenomenon of separation can also be known as ___________

A. Cavitation
B. Priming
C. Positive head
D. Pulsate
Answer» B. Priming
37.

Determine the maximum flood discharge from a catchment area of 40.25 km² and it is situated in the Western Ghats.

A. 350 cumecs
B. 375 cumecs
C. 400 cumecs
D. 425 cumecs
Answer» D. 425 cumecs
38.

________ possesses less silting and scouring.

A. Weir
B. Barrage
C. Dams
D. Reservoir
Answer» C. Dams
39.

The __________ resistance is independent of the nature of surface contact.

A. Frictional
B. Skid
C. Shear
D. Coupling
Answer» B. Skid
40.

If the absolute pressure falls below ___________ m, the pump prone to separation.

A. 3 m
B. 2 m
C. 1.5 m
D. 2.5 m
Answer» E.
41.

Calculate the specific weight of oil. If the specific gravity is 0.95. Take specific weight of water is 1000 kg/m³.

A. 750 kg/m³
B. 850 kg/m³
C. 950 kg/m³
D. 1250 kg/m³
Answer» D. 1250 kg/m³
42.

_________ is a structure made up of several members connected to each other.

A. Frame
B. Form work
C. Strut
D. Caisson
Answer» B. Form work
43.

The Wheels of Rolling stock have slope ________

A. 1 in 10
B. 1 in 15
C. 1 in 20
D. 1 in 30
Answer» D. 1 in 30
44.

The minimum straight approach provided on either side of bridge is ___________

A. 12 m
B. 15 m
C. 20 m
D. 22 m
Answer» C. 20 m
45.

Gross storage – Dead storage is _______

A. Live storage
B. Virtual storage
C. Excessive storage
D. Free storage
Answer» B. Virtual storage
46.

_______ foundation is used when the depth of water is more.

A. Pile
B. Caisson
C. Raft
D. Spread
Answer» C. Raft
47.

What is the practical maximum suction lift in a reciprocating pump?

A. 3.5 m
B. 4.5 m
C. 5 m
D. 6.5 m
Answer» E.
48.

The thickness of cement plaster should not be more than _______

A. 15 mm
B. 12 mm
C. 16 mm
D. 20 mm
Answer» C. 16 mm
49.

In __________ there will be no means for silt disposal.

A. Weir
B. Barrage
C. Reservoir
D. Dams
Answer» B. Barrage
50.

The small projections of plaster are known as ________

A. Back
B. Dado
C. Dot
D. Hack
Answer» D. Hack