# Online Civil Engineering Test - Strength of Materials Test

Instruction:

- This is a FREE online test. Beware of scammers who ask for money to attend this test.
- Total number of questions:
**20**. - Time allotted:
**30**minutes. - Each question carries 1 mark; there are no negative marks.
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- All the best!

#### Marks : 2/20

Total number of questions

20

Number of answered questions

0

Number of unanswered questions

20

##### Test Review : View answers and explanation for this test.

1.

Pick up the incorrect statement

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2.

If a rectangular beam measuring 10 x 18 x 400 cm carries a unformly distributed load such that the bending stress developed is 100 kg/cm

^{2}. The intensity of the load per metre length, isYour Answer: Option

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3.

For a simply supported beam of length

*L*, the bending moment*M*is described as*M*=*a*(*x*-*x*^{3}/*L*^{2}), 0 ≤*x*<*L*; where*a*is a constant. The shear force will be zero atYour Answer: Option

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4.

In a tension test, the yield stress is 300 kg/cm

^{2}, in the octa hedral shear stress at the point is:Your Answer: Option

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5.

In a three hinged arch, the third hinge is generally kept at

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6.

For structural analysis of forces, the method refers to

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7.

If a member is subjected to a tensile force

*P*, having its normal cross-section*A*, the resulting shear stress in an oblique plane inclined at an angle θ to its transverse plane, isYour Answer: Option

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8.

The moment diagram for a cantilever carrying a concentrated load at its free end, will be

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9.

A joint of a frame is subjected to three tensile force

*P*,*Q*and*R*equally inclined to each other. If*P*is 10 tonnes, the other forces will beYour Answer: Option

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10.

The maximum stress intensity due to a suddenly applied load is

*x*-times the stress intensity produced by the load of the same magnitude applied gradually. The value of*x*isYour Answer: Option

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11.

In a square beam loaded longitudinally, shear develops

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12.

For the beam shown in below figure, the maximum positive bending moment is nearly equal to negative bending moment when

*L*_{1}is equal toYour Answer: Option

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13.

If the stress produced by a prismatic bar is equal to the working stress, the area of the cross-section of the prismatic bar, becomes

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14.

In a continuous bending moment curve the point where it changes sign, is called

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15.

The maximum compressive stress at the top of a beam is 1600 kg/cm

^{2}and the corresponding tensile stress at its bottom is 400 kg/cm^{2}. If the depth of the beam is 10 cm, the neutral axis from the top, isYour Answer: Option

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16.

The following assumption is not true in the theory of pure torsion :

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17.

If the length of a cantilever carrying an isolated load at its free end is doubled, the deflection of the free end will increase by

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18.

The effect of arching a beam, is

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19.

If

*p*is the internal pressure in a thin cylinder of diameter*d*and thickness*t*, the developed hoop stress, isYour Answer: Option

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20.

A cast iron

*T*section beam is subjected to pure bending. For maximum compressive stress to be three times the maximum tensile stress, centre of gravity of the section from flange side isYour Answer: Option

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