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Plumber
WELDING
Set 1
Set 1
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Q10528
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What colour is painted on oxygen cylinder?
A
Maroon colour
B
Red colour
C
Black colour
D
Yellow colour
Q10529
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What is the pressure range between the oxygen cylinder?
A
90 to 120 kg/cm<sup>2</sup>
B
120 to 150 kg/cm<sup>2</sup>
C
15 to 16 kg/cm<sup>2</sup>
D
14 to 15 kg/cm<sup>2</sup>
Q10530
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What is the pressure range between the dissolved acetylene gas cylinder?
A
14 to 15 kg/cm<sup>2</sup>
B
15 to 16 kg/cm<sup>2</sup>
C
120 to 150 kg/cm<sup>2</sup>
D
110 to 120 kg/cm<sup>2</sup>
Q10531
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What is the root gap provided in pipe of wall thickness 3 mm for leftward welding technique?
A
1.5-2.5 mm
B
2.5-3.0 mm
C
3.0-4.0 mm
D
4.0-5.0 mm
Q10532
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What are the weld positions for pipes by gas welding?
A
1G, 2G and 5G
B
1G, 2G and 6G
C
1G, 2G and 3G
D
1G, 2G and 4G
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