Welder Test

Welder Quiz

1. The cutting angle for a straight snip is…

60◦
70◦
82◦
87◦


2. Which method of development is used for developing a rectangular tray?

triangular method
radial line method
parallel line method
trial and error method


3. What is the profile of the knife cutting edge of the upper blade of the hand level shear?

curved
straight
inclined
beveled


4. For what purpose a groover is used in sheet metal work?

to make a hem
to make grooves
to close and lock the seams
to strength then the edge of a job


5. Which type of stake is to be selected for making sharp bends, folding of edges of sheet metal?

hatchet stake
beak iron stake
square edge stake
tinman’s anvil stake


6. Ammonium chloride is used as a flux for soldering…

steel
aluminium
galvanized iron
stainless steel


7. Name the tool used to make and finish the leak proof joints of a pipe T joint

groover
setting hammer
creasing hammer
round bottom stake


8. Which one of the following metals will not permit X-rays to pass through?

stainless steel
aluminium
lead
tin


9. The frequency of up and down vibration of the cutting edge in a nibbling machine is…

1000 to 1500 times
1500 to 2500 times
2800 to 3000 times
3000 to 3500 times


10. Name the instrument used to check the perpendicularity of the branch pipe with the main pipe of a

protractor
try square
spirit level
straight edge


11. Which type of notch is used when a single hem meets at right angles?

V notch
slit notch
slant notch
square notch


12. To cut out small apertures which punch and die type of machine is used?

shear type nibbler
punch type nibbler
circular cutting machine
guillotine shearing machine


13. The overheating of the blow pipe nozzle is to be avoided because it will

cause back fire
consume more oxygen and acetylene
create burn through defect in the joint
create undercut defect in the joint


14. State the nozzle size you will select to weld a 3.15mm thick mild steel sheet

3
5
7
10


15. The type of flame to be set for welding brass is…

air acetylene flame
neutral flame
oxidizing flame
carburizing flame