5) A general purpose solder designated as '60-40' means:

a solder with 60% tin and 40% lead

a solder with 40% tin and 60%lead

a solder with 60% tin and 40% copper

a solder with 40% tin and 60% copper

Answer is:

a solder with 60% tin and 40% lead

ISRO Technician-B Welder Question Paper - 2016 (Set -1) with Answer Key

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6) Which of the following is a solid state welding process?

Friction Stir welding

Electron beam welding

Laser beam welding

Gas tungsten welding

Answer is:

Friction Stir welding

7) Which of the following is not a non-destructive test for detecting weld defects?

Ultrasonic test

X-ray test

Dye penetrant test

Tension test

Answer is:

Tension test

8) Laser welding finds widest application in

heavy industry

structural work

electronics industry

process industry

Answer is:

electronics industry

9) Fluxes are used in welding in order to protect the molten metal and surfaces to be joined from

oxidation

distortion and warping

unequal temperature distribution

dirt

Answer is:

oxidation

ISRO Technician-B Welder Question Paper - 2016 (Set -1) with Answer Key

For more MCQ's Click Here

5) A general purpose solder designated as '60-40' means:

a solder with 60% tin and 40% lead

ISRO Technician-B Welder Question Paper - 2016 (Set -1) with Answer Key

Related ISRO Technician-B Welder Question Paper - 2016 (Set -1) with Answer Key

6) Which of the following is a solid state welding process?

Friction Stir welding

7) Which of the following is not a non-destructive test for detecting weld defects?

Tension test

8) Laser welding finds widest application in

electronics industry

9) Fluxes are used in welding in order to protect the molten metal and surfaces to be joined from

oxidation

ISRO Technician-B Welder Question Paper - 2016 (Set -1) with Answer Key