Civil Engineering MCQs

Page No. 119

The degree of kinematic indeterminacy of a pin-jointed space frame is_____________?


a2j-r


b3j-r


c j-2r


dj-3r


View Answer 3j-r

The degree of static indeterminacy of a pin-jointed space frame is given by_________________?


am + r – 2j


b m + r – 3j


c 3m + r – 3j


d m + r + 3j


View Answer m + r – 3j

A rigid-jointed plane frame is stable and statically determinate if_______________?


a (m + r) = 2j


b(m + r) = 3j


c (3m + r) = 3j


d (m + 3r) = 3j


View Answer (3m + r) = 3j

If in a pin-jointed plane frame (m + r) > 2j, then the frame is________________?


astable and statically determinate


b stable and statically indeterminate


cunstable


d none of the above



Degree of kinematic indeterminacy of a pin-jointed plane frame is given by______________?


a2j – r2j – r


bj – 2r


c 3j – r


d 2j + r


View Answer 2j – r

Number of unknown internal forces in each member of a rigid jointed plane frame is_____________?


a 1


b 2


c 3


d 6


View Answer 3

In “full face” method of constructing tunnels, the first operation relates to______________?


aremoval of bottom portion


bexcavation of one drift in the centre


cremoval of top portion


dexcavation being done along the periphery



In the construction of Metro Railways, “Cut and Cover” method of construction is suitable in situations listed at________________?


a Soil is soft


bVolume of existing surface traffic on the alignment is heavy


cWater table is high


dOnly A and C


View Answer Only A and C

Assertion A : When rock conditions are favorable, it will not be necessary to take up concrete lining concurrently with the driving operations till the full length of the tunnel has been driven through rock. Reason R : A tunnel through rock, hard or soft, does not need any concrete lining________________?


aBoth A and R are true and R is the correct explanation of A


bBoth A and R are true but R is not the correct explanation of A


cA is true but R is false


d A is false but R is true



American method of tunneling________________?


ais suitable for large sized tunnels


b is no,’ suitable for railway or highway tunnel’s


crequires heavy timbers


donly (A) is correct


View Answer only (A) is correct

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