1. In which of the following units is the kinematic viscosity of a fluid expressed ?

N.s/m

m²/s

N/m².s

N.s/m²

Answer: m²/s

Explanation:


2. A levelling work was carried out along a falling gradient using a dumpy level and a levelling staff of 3 m length. The following successive readings were taken: 1.155, 2.74, 0.75, 1.79 m. What is the correct order of booking the four readings in the field book? (BS: back sight, FS: fore sight, IS: intermediate sight) ?

BS, FS, IS, FS

BS, IS, FS, BS

BS, FS, BS, FS

BS, IS, BS, FS

Answer: BS, FS, BS, FS

Explanation:


3. A soil sample is subjected to laboratory sieve analysis using a complete set of standard IS sieves. Out of 3 kg of soil used in the test, 1200 gm was retained on IS 600 micron sieve, 1500 gm was retained on IS 500 micron sieve and the remaining 300 gm was retained on IS 425 micron sieve. The uniformity co-efficient for the soil is ?

0.71

0.85

1.2

1.41

Answer: 1.41

Explanation:


4. A test facility setup costs Rs. 10,00,000 at the time of installation, and its scrap value is Rs. 50,000 at the end of the useful life in 10 years. Adopting a straight line method for computation of depreciation, estimate the book value of the facility at the end of five years. ?

Rs. 4,75,000

Rs. 5,25,000

Rs. 5,75,000

Rs. 5,00,000

Answer: Rs. 5,25,000

Explanation:


5. Which of the following is NOT a grade of cement according to the classification of Ordinary Portland Cement (OPC) by Bureau of Indian Standards ?

Grade 53

Grade 33

Grade 43

Grade 63

Answer: Grade 63

Explanation:


6. Which of the following is a non-recording rain gauge ?

Simon's rain gauge

Weighing type rain gauge

Tipping Bucket rain gauge

Float type rain gauges

Answer: Simon's rain gauge

Explanation:


7. Rainfall of intensity 20 mm/h occurred over a watershed of area 1 km² for duration of six hours. It measures a direct runoff for a volume of 30,000 m³ in the stream. Find the precipitation NOT available for runoff in this case ?

9 cm

17.5 mm

5 mm

3 cm

Answer: 9 cm

Explanation:


8. What is the maximum super elevation that is fixed by Indian Road Congress (IRC) for roads in plain and rolling terrains and in snowbound areas, taking mixed traffic into consideration ?

4.0%

10.0%

7.0%

5.5%

Answer: 7.0%

Explanation:


9. The permissible maximum deflection of a purlin of 4.5 m which is subjected to live load supporting GI metal sheet and supported by elastic cladding is ?

30 mm

15 mm

18.75 mm

37.5 mm

Answer: 30 mm

Explanation:


10. A roof with slopes in all the four directions and with a break in each slope is known as ?

Miller roof

Mansard roof

Mat roof

Deck roof

Answer: Mansard roof

Explanation: