Welder Interview Question and Answers

Welder Interview Question and Answers

Top 27 Most Common Welder Interview Questions and Answers

Q:- 1 ) What should be done immediately If a cylinder leaks due to defective value or safety plug? 

A) Try to repair yourself 

B) Ask others to repair it 

C) Move it to a safe area 

D) Inform to the suppliers 

Q:- 2) Name the harmful rays from an electric arc in arc welding which creates the `Arc Eye' to the welder. 

A) X ray 

B) Ultra Violet 

C) Gamma ray

D) None 

Q:- 3) Gas Cylinders are  painted with different colors for identification oxygen is supplied in cylinders which are painted. 

A) Red 

B) Blue 

C) Black 

D) Maroon 

Q:- 4) To avoid electric shock to the arc welder the first precaution is to 

A) use proper earthing / ground connection 

B) use good welding machine 

C) use safety accessories

D) avoid loose contact 

Q:- 5) The safety devices used to protect eyes from harmful rays of electric arc and hot spatter is  

A) welding helmet and hand screen 

B) goggle 

C) face mask 

D) face shield 

Q:- 6) While chipping slag from manual metal arc welds the safety device which protects the operator from flying Slag is ... 

A) Hand Screen 

B) welding helmets 

C) plain goggles 

D) face shield 

Q:- 7) The material with which the apron is made of is.... 

A) Rubber 

B) Cloths 

C) leather 

D)None 

Q:- 8) Arc welding Booth painted colour 

A) Red 

B) White 

C) Blue 

D) Black 

Q:- 9) State the welding conditions which require the use of filter mask 

A) used while brass welding 

B) used while galvanised iron welding 

C) used while steel welding 

D) used while copper welding 

Q:- 10) State the strongest permanent joint is.

A) welding 

B) Soldering 

C) Brazing 

D) Riveting 

Q:- 11) State the semi permanent fastening 

A) welding 

B) Soldering 

C) Brazing 

D) Riveting  

Q:- 12) State the temporary fastening, 

A) welding 

B) Riveting 

C) nut-bolting 

D) Brazing 

Q:- 13) The melting point of solder is.... then the metals to be joined. 

A) less 

B) high 

C) same 

D) Moulding

Q:- 14) To Change the shape of the metal the following methods are generaly used

A) Riveting

B) Nut-Bolding

C) Welding 

D) Moulding

Q:- 15) In this joint the edges of thin sheets to be joined are folded, hooked together and then pressed to form a joint. 

A) Welding 

B) Seaming 

C) Riveting 

D) Brazing 

Q:- 16) The joint is similar to soldering but has more strength? 

A) welding 

B) Riveting 

C) Seaming 

D)Brazing 

Q:- 17) Recommendation of filter glasses for mann! metal Arc welding state the shade no for 100 to 300 current in amperes 

A) 8-9 

B) 10-11 

C) 12-14 

D) None 

Q:- 18) Name the welding accessories to protect face from ultraviolet rays while welding

 

A) goggle 

B) face shield 

C) Hand shield 

D) None 

Q:- 19) Identify the protectors used in welding. 

A) wire brush 

B) Try square 

C) Tong 

D) Hand gloves 

Q:- 20) Identify the joining method the metal is molten to form the shape

 

A) forging 

B) Moulding 

C) welding 

D) Riveting 

Q:- 21) How can we do to reduce the effect of arc radiation flash

 

A) use leather apron 

B) use cotton sheets 

C) use exhaust fan

D) None

Q:- 22) Acetylene cylinder painten in color 

A) Red 

B) Black 

C) Maroon 

D) White 

Q:- 23) Always keep the cylinder in this position.

 

A) down hand 

B) Horizontal 

C) Inclined 

D) upright 

Q:- 24) How Check for leakage before using oxy-Acetylene welding equipment.

 

A) Apply soap water 

B) use Fresh water 

C) use mineral water 

D) use distill water 

Q:- 25) Always open the cylinder value by : 

A) Spindle key 

B) pipe wrench 

C) spanner • 

D) None 

Q:- 26) The safety device used to Protect eyes while grinding is 

A) Hand screen 

B) Helmet 

C) Chipping goggle

D) Chipping screen 

Q:- 27) While igniting the flame point the blowpipe nozzle in a safe direction. state the nozzle direction. 

A) Down ward

B) Up ward 

C) Left ward 

D) Rightward at