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.Management Sciences
Category: Civil Engineering Mcqs
Which of the following methods is used to estimate flood discharge based on high water marks left over in the past ?
A. slope-area method
B. area-velocity method
C. moving boat method
D. ultra-sonic method
Whenever an activity has zero total float, then_______________?
A. free float of the activity must be zero but independent float need not be zero
B. independent float must be zero but free float need not be zero
C. free float and independent float both must be zero
D. free float and independent float both need not be zero
Sensitivity analysis is a study of__________________?
A. comparison of profit and loss
B. comparison of assets and liabilities
C. change in output due to change in input
D. economics of cost and benefits of the project
Pick up the correct statement from the following?
A. The boning rod is used for checking the levels of the sewer inverts
B. Manhole covers are made circular for the convenience of the cleaning staff
C. A manhole is classified as shallow manhole if its depth is less than 0.9 m
D. All the above
Period of cleaning of slow sand filters is about________________?
A. 24 – 48 hours
B. 10-12 days
C. 2-3 months
D. 1-2 year
The most suitable soil for compressed air tunneling is________________?
A. silt
B. sand
C. clay
D. gravel
A balloon lifting in air follows the following principle_________________?
A. law of gravitation
B. Archimedes principle
C. principle of buoyancy
D. all of the above
E. continuity equation
For design, that length of transition curve should be taken which is_____________?
A. based on allowable rate of change of centrifugal acceleration
B. based on rate of change of super elevation
C. higher of (A) and (B)
D. smaller of (A) and (B)
The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is__________________?
A. 0.40 cm
B. 0.20 cm
C. 0.10 cm
D. 0.05 cm
Assume that boundary layer is entirely laminar
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