Practical Problem: Set B Part 2

#1. Are highly concentrated liquid wastes produced in landfills.

Aerosols

Leachates

Nitrogen dioxide

Urea

#2. Which of the following taps should be used to start a thread?

Plug

Bottom

Short

Taper

#3. A flange coupling is:

Used for collinear shaft

Used for non-collinear shafts

Rigid coupling

Flexible

#4. An alloy of copper and tin and small amount of phosphorous:

Brass

Bronze

Iron

Tin

#5. What tool is used when preparing to put fittings on copper tubing?

Tube spreader

Tube retarder

Flaring tool

Tube countersunk

#6. Which of the following statement is correct for the “brazing joint”?

Stronger than a soldered joint

Weaker than a soldered joint

The same strength as soldered joint

Three times as strong as a soldered joints

#7. What is the most common flux to be used when soldering brass, copper and tin?

Tallow

Borax

Rosin

Sal ammoniac

#8. A type of polymer used for Styrofoam cups and clam shell food container.

PVC polyvinyl chloride

PS polystyrene

LDPE low density polyethylene

PP polypropylene

#9. Which of the following chisels would be used for cutting oil grooves?

Diamond point chisel

Round nose chisel

Cold chisel

Hot chisel

#10. What is/are the primary reason(s) why lead is used in solder?

It has a high melting point

It is cheap

It has a low melting point

B & C

#11. How do you call the tool used to cut threads in a hole?

Top

Bit

Tap

Reamer

#12. In the trade of piping, the term “tapping” is used to described ____.

Drilling of holes through metal

Cutting of internal threads

Smoothing of ridges

Joining of lead pipes

#13. In installing a new flange gasket, which of the following must be done first?

Flange faces are painted

Flange faces are absolutely clean

Isolating valves are open

Old gasket is in place

#14. A type of polymer used for clear bottles.

PVC polyvinyl chloride

PS polystyrene

LDPE low density polyethylene

PP polypropylene

#15. Universal coupling is:

Used for collinear shaft

Used for non-collinear shafts

Rigid coupling

Flexible

#16. Hand taps are provided in sets of three. Which of the following set of three?

Taper, plug, and end

Taper, plug and bottom

Short, taper and bottom

Short, medium and tong

#17. Brazing requires which of the following?

Hard solder

More heat

Soft solder

A & B

#18. After a piece of pipe has been cut, the hole is cleaned out with a:

Pipe reamer

Pipe taper

Pipe cleaner

Hole cleaner

#19. How do you call the tool used when working with larger sizes of pipe?

Chain pipe wrench

Chain holder

Chain tongs

A or B

#20. Which of the following safety precautions should be followed when renewing a flange gasket?

Drain the line thoroughly

Tie down isolation valves

Isolate the section to be worked on

All of these

#21. How do you call the tool(s) used for cutting pipe threads?

Pipe cutter

Pipe threader

Pipe stock and die

Pipe ratchet cutter

#22. Which of the following is used to keep a metal clean while soldering?

Cloth

Flux

Torch

Insulated

#23. An alloy of copper and zinc.

Brass

Bronze

Iron

Tin

#24. A type of polymer used for labels, bottles and housewares

PVC polyvinyl chloride

PS polystyrene

LDPE low density polyethylene

PP polypropylene

#25. The color of water is measured:

In terms of pH value

In terms of degree of harness

In terms of platinum cobalt scale

Ppm of dissolved solids

#26. What is the effect if the melting point of solder is very high?

Weaker the solder joint

Stronger the solder joint

Softer the solder joint

Harder the solder joint

Results

You’ve PASSED this quiz!

You’ve FAILED this quiz.

#1. Are highly concentrated liquid wastes produced in landfills.

#2. Which of the following taps should be used to start a thread?

#3. A flange coupling is:

#4. An alloy of copper and tin and small amount of phosphorous:

#5. What tool is used when preparing to put fittings on copper tubing?

#6. Which of the following statement is correct for the “brazing joint”?

#7. What is the most common flux to be used when soldering brass, copper and tin?

#8. A type of polymer used for Styrofoam cups and clam shell food container.

#9. Which of the following chisels would be used for cutting oil grooves?

#10. What is/are the primary reason(s) why lead is used in solder?

#11. How do you call the tool used to cut threads in a hole?

#12. In the trade of piping, the term “tapping” is used to described ____.

#13. In installing a new flange gasket, which of the following must be done first?

#14. A type of polymer used for clear bottles.

#15. Universal coupling is:

#16. Hand taps are provided in sets of three. Which of the following set of three?

#17. Brazing requires which of the following?

#18. After a piece of pipe has been cut, the hole is cleaned out with a:

#19. How do you call the tool used when working with larger sizes of pipe?

#20. Which of the following safety precautions should be followed when renewing a flange gasket?

#21. How do you call the tool(s) used for cutting pipe threads?

#22. Which of the following is used to keep a metal clean while soldering?

#23. An alloy of copper and zinc.

#24. A type of polymer used for labels, bottles and housewares

#25. The color of water is measured:

#26. What is the effect if the melting point of solder is very high?

Practical Problem: Set B Part 2

Results

You’ve PASSED this quiz!

You’ve FAILED this quiz.

#1. Are highly concentrated liquid wastes produced in landfills.

#2. Which of the following taps should be used to start a thread?

#3. A flange coupling is:

#4. An alloy of copper and tin and small amount of phosphorous:

#5. What tool is used when preparing to put fittings on copper tubing?

#6. Which of the following statement is correct for the “brazing joint”?

#7. What is the most common flux to be used when soldering brass, copper and tin?

#8. A type of polymer used for Styrofoam cups and clam shell food container.

#9. Which of the following chisels would be used for cutting oil grooves?

#10. What is/are the primary reason(s) why lead is used in solder?

#11. How do you call the tool used to cut threads in a hole?

#12. In the trade of piping, the term “tapping” is used to described ____.

#13. In installing a new flange gasket, which of the following must be done first?

#14. A type of polymer used for clear bottles.

#15. Universal coupling is:

#16. Hand taps are provided in sets of three. Which of the following set of three?

#17. Brazing requires which of the following?

#18. After a piece of pipe has been cut, the hole is cleaned out with a:

#19. How do you call the tool used when working with larger sizes of pipe?

#20. Which of the following safety precautions should be followed when renewing a flange gasket?

#21. How do you call the tool(s) used for cutting pipe threads?

#22. Which of the following is used to keep a metal clean while soldering?

#23. An alloy of copper and zinc.

#24. A type of polymer used for labels, bottles and housewares

#25. The color of water is measured:

#26. What is the effect if the melting point of solder is very high?

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