JOIN ADRE 2.0 Telegram Group

Theory of Structures Quiz | Theory of Structures Multiple Choice Questions with Answers

Questions
61 The maximum deflection of a simply supported beam of span L, carrying an isolated load at the centre of the span; flexural rigidity being EI, is
A WL3/3EL
B WL3/8EL
C WL3/24EL
D WL3/48EL

Answer: WL3/48EL
62 In the truss, the force in the member AC is
A 6.25 t compressive
B 8.75 t tensile
C t tensile
D t compressive

Answer: t compressive
Advertisement
Article and Schedule Quiz Start Test!

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

63 In a shaft, the shear stress is not directly proportional to
A Radius of the shaft
B Angle of twistConray380
C Length of the shaft
D Modulus of rigidity

Answer: Length of the shaft
64 The general expression for the B.M. of a beam of length l is the beam carries M = (wl/2) x – (wx²/2)
A A uniformly distributed load w/unit length
B A load varying linearly from zero at one end to w at the other end
C An isolated load at mid span
D None of these

Answer: A uniformly distributed load w/unit length
65 A steel plate d × b is sandwiched rigidly between two timber joists each D × B/2 in section. The steel will be (where Young’s modulus of steel is m times that of the timber).
A BD² + mbd²)/6D]
B BD3 + mbd3)/6D]
C BD² + mbd3)/4D]
D BD² + mbd²)/4D]

Answer: BD3 + mbd3)/6D]
66 Beams composed of more than one material, rigidly connected together so as to behave as one piece, are known as
A Compound beams
B Indeterminate beams
C Determinate beams
D Composite beams

Answer: Composite beams
67 The locus of the moment of inertia about inclined axes to the principal axis, is
A Straight line
B Parabola
C Circle
D Ellipse

Answer: Ellipse
68 Shear strain energy theory for the failure of a material at elastic limit, is due to
A Rankine
B Guest or Trecas
C St. Venant
D Von Mises

Answer: Von Mises
69 The S.F. diagram of a loaded beam shown in the given figure is that of
A A simply supported beam with isolated central load
B A simply supported beam with uniformly distributed load
C A cantilever with an isolated load at the free end
D A cantilever with a uniformly distributed load

Answer: A cantilever with a uniformly distributed load
70 P = /4L² is the equation of Euler’s crippling load, if
A Both the ends are fixed
B Both the ends are hinged
C One end is fixed and other end is free
D One end is fixed and other end is hinged

Answer: One end is fixed and other end is free
71 In the truss shown in given figure, the force in member BD is
A 100 t compressive
B 100 t tensile
C Zero
D Indeterminate

Answer: 100 t compressive
72 A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If steel = 0.000012/C°, Esteel = 0.2 MN/mm2, the tensile force developed at a temperature of 50°C, is
A 80 N/mm2
B 100 N/mm 2
C 120 N/mm2
D 150 N/mm2

Answer: 120 N/mm2
73 The eccentricity (e) of a hollow circular column, external diameter 25 cm, internal diameter 15 cm for an eccentric load 100 t for non-development of tension, is
A 2.75 cm
B 3.00 cm
C 3.50 cm
D 4.25 cm

Answer: 4.25 cm
74 Principal planes are subjected to
A Normal stresses only
B Tangential stresses only
C Normal stresses as well as tangential stresses
D None of these

Answer: Normal stresses only
75 The shape factor of standard rolled beam section varies from
A 1.10 to 1.20
B 1.20 to 1.30
C 1.30 to 1.40
D 1.40 to 1.50

Answer: 1.10 to 1.20
76 The locus of the end point of the resultant of the normal and tangential components of the stress on an inclined plane, is
A Circle
B Parabola
C Ellipse
D Straight line

Answer: Ellipse
77 In case of principal axes of a section
A Sum of moment of inertia is zero
B Difference of moment inertia is zero
C Product of moment of inertia is zero
D None of these

Answer: Product of moment of inertia is zero
78 Co-efficient of wind resistance of a circular surface, is
A 1/2
B 1/3
C 2/3
D 3/2

Answer: 2/3
79 The force in AD of the truss shown in given figure, is
A 4.0t compression
B 3.0t compression
C 0.5t compression
D 0.5t tension

Answer: 0.5t compression
80 Pick up the correct statement from the following:
A For a uniformly distributed load, the shear force varies linearly
B For a uniformly distributed load, B.M. curve is a parabola
C For a load varying linearly, the shear force curve is a parabola
D All the above

Answer: All the above

ADRE 2.0 FULL LENGTH MOCK TEST

Take Mock Tests

Missiles Mock Test Start Test!
SSC MTS Mock Test Start Test
IBPS CLERK MOCK TEST Start Test
SSC MTS 2022 JULY 26 Shift 1 (ENGLISH) Start Test!
SSC GD Previous Year Paper 2021 Nov 17 Shift - I (Hindi) Start Test!
SSC CGL Tier - 1 PYP 2022 April 21 Shift- 1 (ENGLISH) Start Test!
MPSC PAPER I MOCK TEST 1 (ENGLISH) Start Test!
IB Security Assistant Mock test 1 (english) Start Test!
UP POLICE CONSTABLE MOCK TEST 1 Start Test!
DELHI POLICE CONSTABLE MOCK TEST 1 (HINDI) Start Test!
Advertisement
Assam Direct Recruitment Test Series