CSWIP 3.1: Question with Answer and Explanation – Part 10

CSWIP 3.1 Learning Package

Over 2000 Questions (General Paper + Technical Paper) and Answers. Examination notes on Practical Examination of Plate/Pipe CSWIP 3.1 Learning Presentation FROM 2013 – 2019

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CSWIP 3.1 QUESTION AND ANSWER SERIES

CSWIP 3.1: Question with Answer and Explanation – Part 1

CSWIP 3.1: Question with Answer and Explanation – Part 2

CSWIP 3.1: Question with Answer and Explanation – Part 3

CSWIP 3.1: Question with Answer and Explanation – Part 4

CSWIP 3.1: Question with Answer and Explanation – Part 5

CSWIP 3.1: Question with Answer and Explanation – Part 6

CSWIP 3.1: Question with Answer and Explanation – Part 7

CSWIP 3.1: Question with Answer and Explanation – Part 8

CSWIP 3.1: Question with Answer and Explanation – Part 9

CSWIP 3.1: Question with Answer and Explanation – Part 10

CSWIP 3.1: Question with Answer and Explanation – Part 11

CSWIP 3.1: Question with Answer and Explanation – Part 12

CSWIP 3.1: Question with Answer and Explanation – Part 13

CSWIP 3.1: Question with Answer and Explanation – Part 14

CSWIP 3.1: Question with Answer and Explanation – Part 15

CSWIP 3.1: Question with Answer and Explanation – Part 16

CSWIP 3.1: Question with Answer and Explanation – Part 17

CSWIP 3.1: Question with Answer and Explanation – Part 18

CSWIP 3.1: Question with Answer and Explanation – Part 19

CSWIP 3.1: Question with Answer and Explanation – Part 20

1) When using DC+ve polarity, what is the typical OCV?

a.20V
b.50V
c. ( answer )90V
d.240V
weld 35
weld 34
weld 1.PNG

2) When MMA welding what will be the effect on the weld if the electrode was changed from DC+ve to AC

a.None
b.It would have been easier for the welder to strike the arc
c.It would slightly increase the depth of penetration
d. ( answer )It would give less penetration
weld 2.PNG

3) What would the effect be if the polarity were changed from DC+ve to DC-ve?

a.None
b. ( answer )Greater deposition rate
c.Greater penetration
d.Less deposition rate

Pls see previous question!!!

4) Which of the following processes uses a flat characteristic?

a. ( answer )MAG (GMAW)
b.Oxy-fuel gas welding
c.Resistance spot welding
d.SAW using more than 1000 amps
weld 3.PNG
weld 4.PNG

5) How could arc blow be avoided?

a. ( answer )Use AC
b.Use DC+
c.Use DC-
d.Increase travel speed
weld 2

6) Which process uses a constant current characteristic?

a.MIG/MAG
b. ( answer )MMA
c.FCAW
d.All processes use this
weld 4

7) If the maximum inter pass temperature is exceeded in a carbon manganese butt weld … affected most

a.Hardness
b. ( answer )Toughness
c.Fusion
d.Penetration
weld 5.PNG

8) What is meant by the term duty cycle?

a.How long a welder can weld for in a given period
b.The amount of time the electrode is being used
c. ( answer )The amount of time a welding machine can be used
d.The amount of electricity being consumed
weld 6.PNG

9) The term manual welding is often used when the welder controls:

a.  ( answer )Arc length
b.Wire speed
c.Burn off rate
d.Transfer mode

10) Which welding process develops the lowest level of hydrogen …

a. ( answer )TIG
b.SAW
c. 
d. 

Pls see next part:

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