MCQs

Civil Engineering MCQs with Explanations

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2661Civil EngineeringMedium

Pick up the correct statement from the following?

AThe shear stress is zero at the outer fibres and maximum at the neutral axis

BThe bending stress at the outer fibres, is known as principal stress

CThe bending stress in a section is zero at its neutral axis and maximum at the outer fibres

DAll the above

Correct answer

D. All the above

Explanation

The correct answer is All the above.

2662Civil EngineeringMedium

The terrain may be classified as rolling terrain if the cross slope of land is________?

Abetween 25% and 60%

Bbetween 10% and 25%

Cmore than 60%

Dupto 10%

Correct answer

B. between 10% and 25%

Explanation

The correct answer is between 10% and 25%.

2663Civil EngineeringMedium

Which of the following is not the unit of energy________?

Awattr

Bkg m

Ckg m x (m/sec)2

Dwatt hours

Ekcal

Correct answer

A. wattr

Explanation

The correct answer is wattr.

2664Civil EngineeringMedium

Local attraction in compass surveying may exist due to________?

Aincorrect levelling of the magnetic needle

Bpresence of magnetic substances near the instrument

Closs of magnetism of the needle

Dfriction of the needle at the pivot

Correct answer

B. presence of magnetic substances near the instrument

Explanation

The correct answer is presence of magnetic substances near the instrument.

2665Civil EngineeringMedium

The characteristics of fresh and septic sewage respectively are________?

Aboth acidic

Bacidic and alkaline

Calkaline and acidic

Dboth alkaline

Correct answer

C. alkaline and acidic

Explanation

The correct answer is alkaline and acidic.

2666Civil EngineeringMedium

The property of a fluid which enables it to resist tensile stress is known as________?

Acohesion

Badhesion

Csurface tension

Dcompressibility

Eviscosity.

Correct answer

A. cohesion

Explanation

The correct answer is cohesion.

2667Civil EngineeringMedium

The carryover factor in a prismatic member whose far end is fixed is________?

A3/4

B1/2

Correct answer

B. 1/2

Explanation

The correct answer is 1/2.

2668Civil EngineeringMedium

If the lower clamp screw is tightened and upper clamp screw is loosened, the theodolite may be rotated________?

Aon its inner spindle with a relative motion between the vernier and the graduated scale of lower plate

Bon its outer spindle with a relative motion between the vernier and graduated scale of lower plate

Con its inner spindle without a relative motion between the vernier and the graduated scale of lower plate

Don its outer spindle without a relative motion between the vernier and gra-duated scale of lower plate

Correct answer

A. on its inner spindle with a relative motion between the vernier and the graduated scale of lower plate

Explanation

The correct answer is on its inner spindle with a relative motion between the vernier and the graduated scale of lower plate.

2669Civil EngineeringMedium

Under the depletion allowance method in computing depreciation, the depletion charge is equal to either ________ which ever is smaller?

A50% of the fixed percentage of gross income or 50% of the net taxable income

B50% of the fixed percentage of gross income or the net taxable income

CFixed percentage of gross income or 50% of the net taxable income

DFixed percentage of gross income or the net taxable income

Correct answer

C. Fixed percentage of gross income or 50% of the net taxable income

Explanation

The correct answer is Fixed percentage of gross income or 50% of the net taxable income.

2670Civil EngineeringMedium

The assumption on which the trapezoidal formula for volumes is based, is________?

AThe end sections are parallel planes

BAll the above

CThe volume of the Prismoidal is over-estimated and hence a Prismoidal correction is applied

DThe mid-area of a pyramid is half the average area of the ends

Correct answer

B. All the above

Explanation

The correct answer is All the above.

Pick up the correct statement from the following?

AThe shear stress is zero at the outer fibres and maximum at the neutral axis

BThe bending stress at the outer fibres, is known as principal stress

CThe bending stress in a section is zero at its neutral axis and maximum at the outer fibres

DAll the above

Correct answer

D. All the above

Explanation

The correct answer is All the above.

Local attraction in compass surveying may exist due to________?

Aincorrect levelling of the magnetic needle

Bpresence of magnetic substances near the instrument

Closs of magnetism of the needle

Dfriction of the needle at the pivot

Correct answer

B. presence of magnetic substances near the instrument

Explanation

The correct answer is presence of magnetic substances near the instrument.

If the lower clamp screw is tightened and upper clamp screw is loosened, the theodolite may be rotated________?

Aon its inner spindle with a relative motion between the vernier and the graduated scale of lower plate

Bon its outer spindle with a relative motion between the vernier and graduated scale of lower plate

Con its inner spindle without a relative motion between the vernier and the graduated scale of lower plate

Don its outer spindle without a relative motion between the vernier and gra-duated scale of lower plate

Correct answer

A. on its inner spindle with a relative motion between the vernier and the graduated scale of lower plate

Explanation

The correct answer is on its inner spindle with a relative motion between the vernier and the graduated scale of lower plate.

Under the depletion allowance method in computing depreciation, the depletion charge is equal to either ________ which ever is smaller?

A50% of the fixed percentage of gross income or 50% of the net taxable income

B50% of the fixed percentage of gross income or the net taxable income

CFixed percentage of gross income or 50% of the net taxable income

DFixed percentage of gross income or the net taxable income

Correct answer

C. Fixed percentage of gross income or 50% of the net taxable income

Explanation

The correct answer is Fixed percentage of gross income or 50% of the net taxable income.