* Civil Engineering MCQ Questions Answers for competitive exams*: This mock tes

**t having 15 questio**n each, with four choices. On each click on answers system will tell you where the answers is

**correct or incorrect**. You can view this Civil Engineering test question details at the end of the quiz.

### Civil Engineering Question Answers Competitive Exams

This Civil Engineering questions answers are applicable for any kind of entrance exam or job related exam especially for P.O. GATE, IIT JAM and other placement examination. You **practice** as much as you can so gather knowledge of how to answers Civil Engineering critical type papers in short time and this can **be a big factor for cracking any exam.**

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## Civil Engineering (CE)

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Question 1 |

If A and B are Iwo matrices and ii A13 exists, then BA exists

only ii A has as many rows as B has columns | |

only if both A and B are square matrices | |

only if A and B are skew matrices | |

only if both A and 13 arc symmetric |

Question 2 |

The order or the fleibility matrix for a structure is

equal to the number of redundant forces | |

more than the number of redundant furces | |

less than the number of redundent furces | |

equal ot the number of redundant forces plus three |

Question 3 |

The cylinder strength of the concrete is less than the cube strength because of

the difference in the shape of the cross section of the specimens | |

the difference in the slendeness ratio of the Specimens | |

the friction between the concrete specimens and the steel plate of the testing machine | |

the cubes are tested without capping but the cylinders are tested with capping |

Question 4 |

IS 459 - 1978 recommends to provide certain minimum steel in a RCC beam

to ensure compression failure | |

to avoid rupture of steel in case a Ilexural failure occurs | |

to hold the stirrup steel in position | |

to provide enough ductility to the beam |

Question 5 |

A prestressed concrete rectangular beam of size 300 mm x 900 mm is prestressed with an intial prestressing force of 700 kN at an eccentricity of 350 mm a midspan. Stress at top of the due to prestress alone, in NI mm2 is

— 3.46 (tension) | |

2.59 (compression) | |

zero | |

8.64 (compression) |

Question 6 |

Maximum size of a fillet w1d for a plate of square edge is

1.5 mm less than the thickness of the plate | |

one half of the thickness of the plate | |

thickness of the plate itself | |

1.5 mm more than the thickness of the plate |

Question 7 |

Factor of sIetv adopted by IS : 800 — 1984 while arriving a I 11w permissible stress in aiaI conpression is

2.00 | |

100 | |

1.67 | |

1.50 |

Question 8 |

Effective length of a rafter member between two nodes i a distance L, perpendicular to the plane of the truss is

2.00 L | |

0.85 | |

1 .5q | |

1 .00 L |

Question 9 |

If the porosity of a soil sample is 20%, the void ratio is

0.20 | |

0.80 | |

1.00 | |

0.25 |

Question 10 |

The shape of clay particle is usually

angular | |

flaky | |

Tubular | |

rounded |

Question 11 |

According to Darcy’s law for flow through porous media. the velocity is proportional to

effective stress | |

hydraulic gradient | |

cohesion | |

stability number |

Question 12 |

In a compaction test, as the compaction effort is increased, the ortimuni moisture content

decreases | |

remains same | |

increases | |

increases first there alter decrease |

Question 13 |

Sand and drains are used to

reduce the settlement | |

accelerate the consolidation | |

increase the permeability | |

transfer the load |

Question 14 |

Coulomb’s theory of earth pressure is based on

the theory of elasticity | |

the theror of plasticity | |

empirical rules | |

wedge theory |

Question 15 |

Thc ratio of unconhned compressive strength of an undisturbed sample of soil to that of a remoulded sample, at the same water content, is known as

activity | |

damping | |

plasticity | |

sensitivity |

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