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# 22306 Strength of Materials Mcq Questions and Answers pdf

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872 Hello students welcome to msbte news in this article we have provided 22306 Strength of Materials Mcq Questions and Answers pdf. This Msbte Strength of Materials Mcq Question Bank is ideal for Students who are in Secod Year of Diploma in Mechanical, Automobile and Prodcution Technology Engineering courses. By referring Msbte Strength of Materials Mcq Pdf for Diploma you will get to know about the paper pattern of Msbte Mcq Winter 2021 exams.

with this Strength of Materials Mcq for Mechanical Engineering, Automobile and Prodcution Technology 2nd year students can practice for their upcoming Winter 2021 exams. In this Strength of Materials Multiple Choice Questions we have selected 30 important questions from previous year papers. you can also download Strength of Materials Pdf below we have given a download link.

## Strength of Materials Mcq Questions and Answers

1) The moment of inertia of a triangular section of base 3 unit and height 2 unit, about an axis passing through its base is ___.
a. 6
b. 9
c. 8
d. 2

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2) Moment of inertia of a square of side 1 unit about an axis through its center of gravity is ____.
a. 1
b. 1/12
c. 1/3
d. 1/4

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3) The axis about which moment of area is taken is known as ____________.
a) Axis of area
b) Axis of moment
c) Axis of reference
d) Axis of rotation

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4) The increase in the length of a bar of length 1 m, area 300 mm2, modulus of elasticity 2×10^5 N/mm2 due to a tensile load of 120 KN is _____.
a. 1 mm
b. 2 mm
c. 3 mm
d. 4 mm

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5) Shear stress causes____.
a. deformation
b. elongation
c. contraction
d. None of above

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6) Which of the following has the same unit?
a. modulus of elasticity, pressure, stress
b. elasticity, strain, stress
c. pressure, strain, stress
d. modulus of elasticity, strain, modulus of rigidity

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7) In a simply supported beam carrying a uniformly distributed load W/m over the left half span, the point of contraflexure will occur in
(a) Left half span of the beam
(b) Right half span of the beam.
(c) Quarter points of the beam
(d) Does not exist

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8) A sudden increase or decrease in shear force diagram between any two points indicates that there is
(b) Point loads between the two points
(c) U.D.L. between the two points
(d) None of these

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9) When the bending moment is a parabolic curve between two points, it indicates that there is
(b) Point loads between the two points
(c) U.D.L. between the two points
(d) Uniformly varying load between the two points

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10) A beam is said to be of uniform strength, if ____________
a) B.M. is same throughout the beam
b) Shear stress is the same through the beam
c) Deflection is the same throughout the beam
d) Bending stress is the same at every section along its longitudinal axis

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11) In a cantilever subjected to a concentrated load (W) at the free end and having length =l, Maximum bending moment is
a. Wl at the free end
b. Wl at the fixed end
c. Wl/2 at the fixed end
d. Wl at the free end

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12) In a simply supported beam subjected to uniformly distributed load (w) over the entire length (l), total load=W, maximum Bending moment is
a. Wl/8 or wl2/8 at the mid-point
b. Wl/8 or wl2/8 at the end
c. Wl/4 or wl2/4
d. Wl/2

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13) A simply supported beam carries a uniformly distributed load of 20 kN/m over the length of 5 m. If flexural rigidity is 30000 kN.m2, what is the maximum deflection in the beam?
a. 5.4 mm
b. 1.08 mm
c. 6.2 mm
d. 8.6 mm

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14) In the cantilever beam, slope and deflection at free end is _____
a. zero
b. maximum
c. minimum
d. none of the above

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15) Deflection of a simply supported beam when subjected to central point load is given as ________
a. (Wl /16 EI)
b. (Wl2 /16 EI)
c. (Wl3 /48 EI)
d. (5Wl4 / 384EI)

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16) The load at which a vertical compression member just buckle is known as
(d) Any one of these

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17) A column that fails due to direct stress is called
(a) Short column
(b) Long column
(c) Medium column
(d) Slender column

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18) A column whose slenderness ratio is greater than 120 is known as
(a) Short column
(b) Long column
(c) Medium column
(d) Composite column

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19)  If load is acting on the longitudinal axis of the column, it is called _____________.

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20) If the load is acting away from the longitudinal axis of the column, it is called _____________.

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21) The horizontal distance between the longitudinal axis of column and the line of action of load is called ______________.
(A) Eccentricity
(B) Axial distance
(C) Vertical distance
(D) None of these

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22) The plane, on which only direct stress is acting is called ______________.
(A) Principal stress
(B) Horizontal Plane
(C) Principal Plane
(D) Vertical Plane

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23) On the Principal plane, shear stress is ___________.
(A) Zero
(B) Maximum
(C) Minimum
(D) Infinity

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24) Principal plane may be
(A) Vertical
(B) Horizontal
(C) Inclined
(D) Vertical, horizontal or inclined

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25) shaft is said to be in pure torsion if
a. Turning moment is applied at one end and the other end is free
b. Turning force is applied at one end and the other end is free
c. Two opposite turning moments are applied to the shaft
d. Combination of torsional load and bending load is applied to the shaft

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26) In power transmission equation, P=2ΠNT/60×1000
a. P is in kw and T is maximum torque
b. P is in NM/sec and T is maximum torque
c. P is in NM/sec and T is mean torque
d. P is in kw and T is mean torque

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27) If diameter of a shaft is doubled the power transmitted capacity will be
a. Either twice or half
b. Four times
c. Eight times
d. Same

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28) The impact strength of a material is an index of its
(a) toughness
(b) tensile strength
(c) capability of being cold worked
(d) hardness

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29) The property of a material which allows it to be drawn into a smaller section is called
(a) plasticity
(b) ductility
(c) elasticity
(d) malleability

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30) The property of a material by virtue of which it can be beaten or rolled into plates is called
(a) malleability
(b) ductility
(c) plasticity
(d) elasticity

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22306 Strength of Material Mcq Questions 1

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