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


bThe pitch of a close coil spring, is very small


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


dAll the above


View Answer All the above

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


a 1


b 1.25


c1.5


d 2.5


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


b 274 MN


c 284 MN


d294 MN


View Answer 284 MN

A material is said to be perfectly elastic if__________________?


a It regains its original shape on removal of the load


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


cIt does not regain its original shape at all


dNone of these



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


aQ = S + F


bQ = S – F


cQ = F – S


dQ = S × F


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


b250 mm


c300 mm


d400 mm


View Answer 400 mm

In case of principal axes of a section________________?


aSum of moment of inertia is zero


bDifference of moment inertia is zero


cProduct of moment of inertia is zero


dNone of these



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


a (1/3) A


b (1/6) A


c(1/12) A


d (1/18) A


View Answer (1/18) A

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


a 4.0t compression


b3.0t compression


c0.5t compression


d0.5t tension


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


bShear forces only


cBending moments only


dAll the above


View Answer All the above

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