Category: Civil Engineering Mcqs
In steady flow of a fluid, the total accele ration of any fluid particle______________?
A. can be zero
B. is never zero
C. is always zero
D. is independent of coordinates
A body is dropped from a height of 100 m and at the same time another body is projected vertically upward with a velocity of 10 m/sec. The two particles will____________________?
A. never meet
B. meet after 1 sec
C. meet after 5 sec
D. meet after 10 sec
The water content of soil, which represents the boundary between plastic state and liquid state, is known as_________________?
A. liquid limit
B. plastic limit
C. shrinkage limit
D. plasticity index
If the floor is supported at or near the bottom but top chords of a bridge are not braced, then the bridge is called________________?
A. deck type
B. through type
C. half through type
D. double deck type
Composite sleeper index is the index of___________________?
A. hardness and strength
B. strength and toughness
C. toughness and wear resistance
D. wear resistance and hardness
High strength concrete is used in pre-stressed member________________?
A. To overcome high bearing stresses developed at the ends
B. To overcome bursting stresses at the ends
C. To provide high bond stresses
D. All the above
Hydraulic mean radius is_______________?
A. Mean radius of sewer
B. Difference in heads between two points in circular pipes
C. Mean of radii in a pipe line of varying cross -sections
D. Cross-sectional area/wetted perimeter
If the excavation of earth is done manually then it costs Rs. 10 per cum. A machine can excavate at a fixed cost of Rs. 4000 plus a variable cost of Rs. 2 per cum. The quantity of earth for which the cost of excavation by machine will be equal to the cost of manual excavation is_________________?
A. 500 cum
B. 1000 cum
C. 1500 cum
D. 2000 cum
Co-efficient of wind resistance of a circular surface, is________________?
A. 1/2
B. 1/3
C. 2/3
D. 3/2
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