Civil Engineering MCQs

Page No. 195

Pick up the correct statement from the following?


aA wire wound in spiral form, is called a helical spring

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bThe pitch of a close coil spring, is very small

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cThe angle made by the coil with horizontal, is called the angle of helix

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dAll the above

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View Answer All the above

The ratio of maximum and average shear stresses on a rectangular section, is________________?


a 1

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b 1.25

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c1.5

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d 2.5

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View Answer 1.5

If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm2 total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm2 and Es is 15 Ec________________?


a264 MN

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b 274 MN

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c 284 MN

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d294 MN

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View Answer 284 MN

A material is said to be perfectly elastic if__________________?


a It regains its original shape on removal of the load

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b It regains its original shape partially on removal of the load

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cIt does not regain its original shape at all

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dNone of these

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If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following_______________?


aQ = S + F

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bQ = S – F

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cQ = F – S

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dQ = S × F

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View Answer Q = S × F

A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm2, the depth of the joist, is________________?


a200 mm

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b250 mm

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c300 mm

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d400 mm

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View Answer 400 mm

In case of principal axes of a section________________?


aSum of moment of inertia is zero

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bDifference of moment inertia is zero

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cProduct of moment of inertia is zero

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dNone of these

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The area of the core of a column of cross sectional area A, is_______________?


a (1/3) A

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b (1/6) A

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c(1/12) A

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d (1/18) A

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View Answer (1/18) A

The force in AD of the truss shown in given figure, is________________?


a 4.0t compression

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b3.0t compression

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c0.5t compression

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d0.5t tension

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View Answer 0.5t compression

static equations i.e. H V M = 0, to a determinate structure, we may By applying the determine_________________?


aSupporting reactions only

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bShear forces only

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cBending moments only

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dAll the above

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View Answer All the above

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