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Q 1/50
Score 0
An oven which holds a temperature of 150 degrees C +/- 20 is called
30
heating oven
holding oven
portable oven
baking oven
Q 2/50
Score 0
An oven which holds a temperature of 70 degrees C +/- 10 is called
30
drying oven
portable oven
heating oven
holding oven
50 questions
Q.
An oven which holds a temperature of 150 degrees C +/- 20 is called
1
30 sec
Q.
An oven which holds a temperature of 70 degrees C +/- 10 is called
2
30 sec
Q.
Which electrode is used for mild steel?
3
30 sec
Q.
Which electrode is used for low alloy steel?
4
30 sec
Q.
In E-7010, which digit number that indicates the welding position?
5
30 sec
Q.
An added protective device in front side of the body.
6
30 sec
Q.
These are used in picking-up hot metals.
7
30 sec
Q.
To be worn in the area with toxic fumes.
8
30 sec
Q.
Provides eye protection during grinding and welding.
9
30 sec
Q.
Hand protective device during welding.
10
30 sec
Q.
What process uses a length of flux-coated electrode which provide filler material metal and atmospheric shielding?
11
30 sec
Q.
It is a tool with insulated handle to hold the non-coated part of the electrode.
12
30 sec
Q.
When the electrode melts during welding process, what is being deposited on the base metal?
13
30 sec
Q.
What is defined as the fusion beads?
14
30 sec
Q.
What is the outer covering of the deposited bead referred to?
15
30 sec
Q.
It is the most common power supply due to lower cost and simplicity of the welding machine.
16
30 sec
Q.
It provides the current output reading of the welding machine
17
30 sec
Q.
It is rotated either clockwise or counter to adjust the current output.
18
30 sec
Q.
It is used to grip the electrode.
19
30 sec
Q.
It is used to hold the desired weld firmly without a long complicated set-up time.
20
30 sec
Q.
What method in striking an arc is recommended for the beginners?
21
30 sec
Q.
It is done by touching the electrode on the base metal like scratching a matchstick.
22
30 sec
Q.
It is done by moving the electrode downward until it touches the base metal, then bringing the electrode up slightly to form an arc.
23
30 sec
Q.
The coating of electrode is sometimes called _______________.
24
30 sec
Q.
The electrode which has no coating is called ___________.
25
30 sec
Q.
The symbol E-6013, 60 means _________.
26
30 sec
Q.
The third digit in the symbol E-6013, 1 stands for ____________.
27
30 sec
Q.
The diameter of the electrode to be used in a welding operation depends upon the:
28
30 sec
Q.
It is the distance from the tip of the welding electrode to the adjacent surface of the weld pool
29
30 sec
Q.
These are classified according to the kind of the base metal for which they are recommended for mild steel low hydrogen, low energy, cast iron, stainless steel and variuos non-ferrous.
30
30 sec
Q.
The common lengths of electrodes are ________.
31
30 sec
Q.
It creates a molten pool or crater that tends to flow away from the arc and cools to solidify as it moves.
32
30 sec
Q.
_________ from the electrode covering forms a slag on the top of the weld to protect it from contaminants during cooling.
33
30 sec
Q.
A rule of thumb is that the larger the diameter of the electrodes, the higher the number required for a ______________.
34
30 sec
Q.
Arc length depends on ________.
35
30 sec
Q.
The molten metal transferring across the gap may short out electrode causing it to stick to the plate.
36
30 sec
Q.
In scratching method, in what angle pointed downward the electrode?
37
30 sec
Q.
It is the movement of uneven flux line that causes an arc to move during a weld.
38
30 sec
Q.
The proper distance of an arc must be maintained for at least _______.
39
30 sec
Q.
It is formed after the molten pool is solidified and is generally associated with the melting, recoil pressure induced by the vaporization, the phase interactions and the resolidification process.
40
30 sec
Q.
It is connected to the return clamp.
41
30 sec
Q.
It provide cable connection from the main power supply.
42
30 sec
Q.
It provides electrode holder cable and return cable connections to the welding machine.
43
30 sec
Q.
What is the recommended travel angle and work angle in striking an arc in flat position?
44
30 sec
Q.
This type of welding rod is used mostly in root penetration.
45
30 sec
Q.
What is the basis for identifying the recommended arc length to be maintained when striking an arc?
46
30 sec
Q.
What is the recommended welding position in the electrode E6011?
47
30 sec
Q.
These are designed so that the holes are placed properly.
48
30 sec
Q.
It provides the voltage necessary to maintain an arc between the electrode and the workpiece and the end of the electrode.
49
30 sec
Q.
It is more stable power supply and better for sheet metal.
