811. A heavy stone is suitable for________________?
A. arches
B. rubble masonry
C. roads
D. retaining walls
✅ The correct answer is option D.
Civil Engineering
Prepare with the latest Civil Engineering MCQs with answers and explanations for exams, interviews, and job tests. Our question bank covers key topics including surveying, building materials, structural engineering, geotechnical engineering, fluid mechanics, hydraulics, transportation engineering, environmental engineering, and construction management. These Civil Engineering multiple-choice questions are designed for students, competitive exam aspirants, and professionals preparing for NTS, PPSC, FPSC, PEC exams, university entry tests, and recruitment assessments. Strengthen your knowledge and problem-solving skills with our updated and comprehensive Civil Engineering MCQs.
812. House connections to the laterals is generally made by___________________?
A. R.C.C.
B. P.C.C.
C. Cast iron
D. Glazed stonewares
✅ The correct answer is option D.
813. In sewers designed with self cleansing velocity________________?
A. The bottom is silted
B. The bottom is scoured
C. Both silting and scouring occur at the bottom
D. Neither silting nor scouring occurs at the bottom
✅ The correct answer is option D.
814. In case of sewer lines_________________?
A. Water test is carried out to check water tightness of the joints
B. Test for straightness is carried out with the help of a lamp and mirror
C. Obstruction test is carried out with the help of smooth ball of diameter 13 mm
D. All the above
✅ The correct answer is option D.
815. The temperature affects the________________?
A. Biological activity of bacteria in sewage
B. Solubility of gases in sewage
C. Viscosity of sewage
D. All the above
✅ The correct answer is option D.
816. The rise or depression of liquid in a tube due to surface tension wim increase in size of tube will_______________?
A. increase
B. remain unaffected
C. may increase or decrease depending on the characteristics of liquid
D. decrease
✅ The correct answer is option D.
817. Cavitation is caused by___________________?
A. high velocity
B. high pressure
C. weak material
D. low pressure
✅ The correct answer is option D.
818. Mercury is often used in barometer because _________________?
A. it is the best liquid
B. the height of barometer will be less
C. its vapour pressure is so low that it may be neglected
D. both B. and C.
✅ The correct answer is option D.
819. Choose the wrong statement________________?
A. Viscosity of a fluid is that property which determines the amount of its resistance to a shearing force
B. Viscosity is due primarily to interaction between fluid molecules
C. Viscosity of liquids decreases with in-crease in temperature
D. Viscosity of liquids is appreciably affected by change in pressure
✅ The correct answer is option D.
820. For excavating utility trenches with precise control of depth, the excavation equipment used is_______________?
A. Hoe
B. Shovel
C. Dragline
D. None of the above
✅ The correct answer is option A.