## DDA JE Civil Paper 1 April 2023 Shift 2 Part 3

DDA JE Civil Paper 1 April 2023 Shift 2 Part 3

Q.61 The maximum shear stress occurs at mid of the height of a:

1. triangular section

2. square section

3. rectangular section

4. circular section

Correct Option:1

Q.62 The ratio of Young’s modulus of steel to Young’s modulus of concrete is called:

1 stiffness ratio

2. Poisson ratio

3. creep ratio

4. modular ratio

Correct Option: 4

DDA JE Civil Paper 1 April 2023 Shift 2 Part 3

Q.63 Reciprocal levelling is employed to determine the accurate difference in the level of two points which:

1 are quite close and where it is not possible to set up the instrument midway between the points

2. are quite apart and where it is not possible to set up the instrument midway between the points

3. have very large difference in level and two instrument settings are required to determine the difference in level

4. are at almost the same elevation

Correct Option: 2

Q.64 The moment produced at the far end of a beam due to application of a moment at the near end is called:

1 carryover moment

2. carryover factor

3. distribution factor

4. distribution moment

Correct Option: 1

DDA JE Civil Paper 1 April 2023 Shift 2 Part 3

Q.65 High powder content is a characteristic of which type of concrete?

1. Vacuum concrete

2. Light weight concrete

3. Self-compacting concrete

4. Ready mixed concrete

Correct Option: 3

Q.67 According to IS 456-2000, the minimum striking period for removal of formwork for props to slabs spanning up to 4.5 m is:

1. 14 days

2. 3 days

3. 21 days

4. 7 days

Correct Option: 4

DDA JE Civil Paper 1 April 2023 Shift 2 Part 3

Q.68 Water flowing in a water supply pipeline has a velocity of 9.81 m/s. What is the head loss at the entrance of the pipe?

1. 3.5 m

2. 4.91 m

3. 4.4 m

4.2.5 m

Correct Option: 4

Q.69 Rubbish in solid waste consists of:

1. all putrescible wastes

2. all non-combustible wastes

3. all biodegradable wastes

4. all non-putrescible wastes

Correct Option: 4

Q.71 The measurement of distance by measuring the horizontal angle subtended by the subtense bar targets is called:

1. digital levelling survey

2. remote sensing survey

3. theodolite survey

4. subtense tacheometry survey

Correct Option: 4

DDA JE Civil Paper 1 April 2023 Shift 2 Part 3

Q.72 Which of the following processes of water treatment is adopted to remove objectionable tastes, odour, and dissolved gases?

1. Sedimentation

2. Aeration

3. Disinfection

4. Screening

Correct Option: 2

Q.73 A faster method to achieve concrete strength is through adaptation of:

1. membrane curing

2. chemical curing

3. steam curing

4. water curing

Correct Option: 3

DDA JE Civil Paper 1 April 2023 Shift 2 Part 3

Q.77 What is the mass and free drop, respectively, of rammer in the standard proctor test, as per IS 2720-Part 7-1980?

1. 4.2 kg and 410 mm

2. 4.9 kg and 450 mm

3. 3.6 kg and 350 mm

4. 2.6 kg and 310 mm

Correct Option: 4

DDA JE Civil Paper 1 April 2023 Shift 2 Part 3

Q.78 Which of the following is NOT a limitation of plate load test?

1. It is not practicable to provide a reaction of more than 250 KN.

2. The test can be performed for any level of water table below the footing.

3. It is not truly applicable for clayey soils as it does not give ultimate settlement.

4.The plate load test does not truly represent the actual conditions if the soil is not homogenous and isotropic to a large depth.

Correct Option: 2

Q.79 The torque transmitted by a solid shaft of diameter 100 mm, when subjected to a shear stress of 16 N/mm2 is:

1. 850π KN-mm

2. 500л KN-mm

3. 700я KN-mm

4. 1000л KN-mm

Correct Option: 4

Q.80 If N is the number of sides of traverse survey, the checks on closure of error based on included angles is:

1. the sum of measured exterior angles should be equal to (4N-2) right angles

2. the sum of measured exterior angles should be equal to (2N-4) right angles

3. the sum of measured interior angles should be equal to (2N-4) right angles

4. the sum of measured interior angles should be equal to (2N + 4) right angles

Correct Option: 3

DDA JE Civil Paper 1 April 2023 Shift 2 Part 3

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