Civil Engineering MCQ Short Test-12

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PWD, WRD, SSC, MPSC, ZP, नगरपरिषद, जलसंपदा, सरळसेवा परीक्षा साठी उपयुक्त

1➤ the spacing between bars of a coarse screen during the sewage treatment process is about

ⓐ 90mm
ⓑ 40mm
ⓒ 50mm
ⓓ 100mm

2➤ The spacing between two bars in medium size screen ranges from

ⓐ 20 – 50 mm
ⓑ 10 – 20 mm
ⓒ 10 – 30 mm
ⓓ 20 – 40 mm

3➤ In consistency of soil, the limits are expressed in terms of_________

ⓐ Per cent water content
ⓑ Volume
ⓒ Area
ⓓ All of the mentioned

4➤ Which one of the following shows total quantities of all the items of materials required for the completion of the construction?

ⓐ Bar bending schedule
ⓑ Work charged establishment
ⓒ Material statement
ⓓ Sundries

5➤ Biochemical Oxygen Demand (BOD) is a measure of

ⓐ Suspended particles in water
ⓑ Suspended particles in air
ⓒ Oxygen utilized during by natural means
ⓓ Noise level in air

6➤ steady state flow refer to

ⓐ flow change with time
ⓑ flow does not change with time
ⓒ depth of flow in channel is in same
ⓓ none

7➤ Which of the following instruments is NOT used for measurement of angles?

ⓐ theodolite
ⓑ Dumpy Level
ⓒ sextant
ⓓ total station

8➤ Which of the following instruments is used for measurement of angles ?

ⓐ Geodimeter
ⓑ Telescope
ⓒ Tellurometer
ⓓ Sextant

9➤ If n is the number of sides then the total sum of exterior angles of a closed traverse should be

ⓐ 2n - 4
ⓑ 4n - 2
ⓒ n + 2
ⓓ 2n + 4

10➤ The variation in magnetic declination may be

ⓐ Annual variation
ⓑ Secular variation
ⓒ Diurnal variation
ⓓ Any of the above

11➤ Correction for refraction is approximately:

ⓐ 1/7th
ⓑ 1/5th
ⓒ 1/6th
ⓓ 1/8th

12➤ The graduations in prismatic compass i) are inverted ii) are upright iii) run clockwise having 0° at south iv) run clockwise having 0° at north The correct answer is

ⓐ (i) and (iii)
ⓑ (i) and (iv)
ⓒ (ii) and (iii)
ⓓ (ii) and (iv)

13➤ which of the following considered in calculating plinth area 1) courtyard 2) open space

ⓐ only 1
ⓑ only 2
ⓒ neither 1 and 2
ⓓ both 1 and 2

14➤ which of the following is most commonly used in disinfection for water

ⓐ acceleration
ⓑ hydration
ⓒ degradation
ⓓ Chlorine

15➤ Fish plates are fixed in rail tracks to

ⓐ join two coches
ⓑ join two rails
ⓒ both
ⓓ none of the above

16➤ Which of the following is true in case of railway track maintenance ?

ⓐ Claw bar is used to correct track alignment while crow bar is used to remove dog spikes
ⓑ Only crow bar can be used to correct track alignment and remove dog spikes
ⓒ Only claw bar can be used to correct track alignment and remove dog spikes
ⓓ Crow bar is used to correct track alignment while claw bar is used to remove dog spikes

17➤ A bull nose brick is not used for

ⓐ rounding off sharp corners
ⓑ decoration purpose
ⓒ pillars
ⓓ arches.

18➤ Linseed oil is used in paints as

ⓐ base
ⓑ thinner
ⓒ vehicle
ⓓ drier

19➤ Plaster of Paris is obtained by calcining

ⓐ bauxite
ⓑ lime stone
ⓒ gypsum
ⓓ kankar

20➤ For high grade instruments the steel preferred to, is

ⓐ Cast steel
ⓑ Mild steel
ⓒ Bessemer steel
ⓓ Whitworth compressed steel

21➤ For the manufacture of plywood, veneers are placed so that grains of adjacent veneers

ⓐ Run at right angles
ⓑ Inclined at 45°
ⓒ Parallel
ⓓ Inclined at 60°

22➤ Lime stones are generally known as

ⓐ aqueous rocks
ⓑ stratified rocks
ⓒ sedimentary rocks
ⓓ all the above

23➤ A rock contains only one mineral. It is called

ⓐ non-homogeneous
ⓑ monomineralic
ⓒ homogeneous
ⓓ polymineralic.

24➤ The intercept of a staff is

ⓐ maximum if the staff is held truly normal to the line of sight.
ⓑ decreases if the staff is tilted away from normal
ⓒ is minimum if the staff is held truly normal to the line of sight.
ⓓ increases if the staff is tilted towards normal.

25➤ The radius of curvature of the arc of the bubble tube is generally kept