Sub Engineer Civil – Punjab Irrigation Department - 2023 – Past Paper Solved MCQs

Q1. Allowable absorption of water in 1st class brick is....

1. A. 1/6
2. B. 1/8
3. C. 1/4
4. D. 1/10

Q2. Raw umber is used in the paint to get the color....

1. A. Blue
2. B. green
3. C. grey
4. D. red

Q3. A view which shows depth and width of foundation......

1. A. elevation
2. B. detailed plan
3. C. cross section
4. D. Foundation

Q4. A short chain can be mended by....

1. A. Replacing a link
2. B. straightening a bent link
3. C. Replacing the open rings
4. D. all of these

Q5. How many types of bench mark are there in surveying....

1. A. 2
2. B. 3
3. C. 4
4. D. 1

Q6. Unit of current in S.I.....

1. A. Watt
2. B. ampere
3. C. volt
4. D. ohm

Q7. It is used to control class A-fire....

1. A. dry chemical
2. B. water
3. C. Sand
4. D. foam

Q8. Life of a pipe can be enhanced by....

1. A. glazing
2. B. Galvanizing
3. C. painting
4. D. all of these

Q9. Vertical distance between dip and crown of a trap is called....

1. A. intercepting trap
2. B. floor trap
3. C. break
4. D. Seal

Q10. Jointing method for PPRC fitting....

1. A. Threading
2. B. solution
3. C. heating
4. D. welding

Q11. Such valve is used in flushing cistern....

1. A. check valve
2. B. Sluice valve
3. C. float valve
4. D. safety valve

Q12. Non-return valve is also called....

1. A. Check valve
2. B. gate valve
3. C. float valve
4. D. sluice valve

Q13. Safety Valve is also called....

1. A. Gate Valve
2. B. Pressure Relief Valve
3. C. Float valve
4. D. Sluice valve

Q14. In one-liter sample of water salt is 100 mg. In PPM it will be....

1. A. 10
2. B. 10,000
3. C. 100
4. D. 1,000

Q15. A time period for which a particle of water detains in settling tank is called....

1. A. stop period
2. B. Design period
3. C. dew time
4. D. detention period

Q16. A well in which suction pipes of pumps are installed is called....

1. A. deep well
2. B. sump well
3. C. dry well
4. D. Tube well

Q17. The ground water entering in the sewer is called....

1. A. exfiltration
2. B. springs
3. C. water table
4. D. Infiltration

Q18. Locating courses of sewer lines on the map of the area is called....

1. A. Layout
2. B. alignment
3. C. outfall
4. D. screading

Q19. On straight line spacing between two manholes for branch sewer line is kept in meters......

1. A. 50-100
2. B. 300-500
3. C. 150-200
4. D. 100-150

Q20. An appurtenance to divert storm water from combined sewer is called....

1. A. inverted siphon
2. B. regulator
3. C. trestle and pier
4. D. outlet

Q21. Positive departure is also called....

1. A. Southing
2. B. Easting
3. C. Northing
4. D. Westing

Q22. Sum of internal angles of hexagonal traverse is.... (For internal angle formula (2n-4)90 and hexagonal=6 solution (2(6)-4)90= (12-4)90= (8)90=720°

1. A. 540°
2. B. 720°
3. C. 900°
4. D. 1200°

Q23. In case of road survey, which traverse is suitable....

1. A. open
2. B. close
3. C. both a & b
4. D. none of these

Q24. Function of optical plummets....

1. A. over hanging
2. B. Centering
3. C. leveling
4. D. none of these

Q25. The temporary structure constructed to support a safe working plate form for working is called....

1. A. form work
2. B. under pinning
3. C. Scaffolding
4. D. shoring