CIVIL ENGINEERING TEST SERIES

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CIVIL ENGINEERING TEST SERIES - 5

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1. The ultimate Settlement of a soil is directly proportional to:

1 point

A. depth of the compressible soil strata

B. compressive index

C. void ratio

D. both A and B

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2. For testing a saturated clay for shear strength, the test recommended, is

1 point

A. direct shear test

B. triaxial compression test

C. unconfined compression test

D. all the above.

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3. A soil sample has passing 0.075 mm sieve = 60% liquid limit = 65% and plastic limit = 40%. The group index of the soil, is

1 point

A. 5

B. 20

C. 40

D. none of these.

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4. A decrease in water content results in a reduction of the volume of a soil in

1 point

A. liquid state

B. plastic state

C. semi solid state

D. all of these.

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5. A phreatic line is defined as the line within a dam section below which there are

1 point

A. positive equipotential lines

B. positive hydrostatic pressure

C. negative hydrostatic pressure

D. negative equipotential lines

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6. The percentage of minimum reinforcement of the gross sectional area in slabs, is

1 point

A. 0.10%

B. 0.20%

C. 0.15%

D. 0.18%

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7. If the ratio of the span to the overall depth does not exceed 10, the stiffness of the beam will ordinarily be satisfactory in case of a

1 point

A. simply supported beam

B. continuous beam

C. cantilever beam

D. none of these.

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8. The maximum depth of neutral axis for a beam with Fe 415 bars in limit state method of design

1 point

A. 0.46 d

B. 0.48 d

C. 0.50 d

D. 0.53 d

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9. The anchorage value of a hook is assumed sixteen times the diameter of the bar if the angle of the bend, is

1 point

A. 30°

B. 40°

C. 45°

D. all the above.

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10. The most important water quality parameter for domestic use of water is

1 point

A. carbonate hardness

B. non-carbonate hardness

C. coliform group of organisms

D. chlorides

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11. Generally the maximum deflection/span ratio of a steel member should not exceed

1 point

A. 1/750

B. 1/500

C. 1/325

D. 1/250

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12. The BOD removal efficiency, in percentage, during primary treatment under normal conditions is about

1 point

A. 65%

B. 85%

C. 30%

D. Zero

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13. The distance travelled by a moving vehicle during perception and brake reaction times, is known as

1 point

A. sight distance

B. stopping distance

C. lag distance

D. none of these.

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14. Speed regulations on roads is decided on the basis of

1 point

A. 60 percentile cumulative frequency

B. 75 percentile cumulative frequency

C. 80 percentile cumulative frequency

D. 85 percentile cumulative frequency.

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15. On which of the following is the working principle of concrete hammer for non-destructive test based ?

1 point

A. Rebound deflections

B. Radioactive waves

C. Ultrasonic pulse

D. Creep-recovery

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16. Log Angles machine is used to test the aggregate for

1 point

A. crushing strength

B. impact value

C. abrasion resistance

D. water absorption

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17. The process of mixing, transporting, placing and compacting concrete using Ordinary Port land Cement should not take more than

1 point

A. 30 minutes

B. 40 minutes

C. 60 minutes

D. 90 minutes

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18. Bituminous materials are commonly use in highway construction because of their good

1 point

A. tensile and compression properties.

B. binding and water proofing properties.

C. shear strength and tensile properties.

D. bond and tensile properties.

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19. Self-cleansing velocity is

1 point

A. the minimum velocity of flow required to maintain a certain amount of solids in the flow

B. the maximum velocity of flow required to maintain a certain amount of solids in the flow

C. such flow velocity as would be sufficient to flush out any deposited solids in the sewer

D. such flpw velocity as would be sufficient to ensure the sewage does not remain in the sewer

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20. Le-Chatelier's apparatus is used for testing

1 point

A. soundness of cement

B. hardness of cement

C. strength of cement

D. durability of cement.

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