Workshop Technology Quiz | Workshop Technology Multiple Choice Questions and Answers
Questions
1
In a four high rolling mill, the diameter of backing up rolls is ________ the diameter of working rolls.
Answer: Larger than
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4
Which of the following methods can be used for manufacturing 2 meter long seamless metallic tubes?
Answer: Extrusion and rolling
7
The temperature of oxy-hydrogen flame is ________ oxyacetylene flame.
Answer: Less than
8
In ________ welding, the weld may be made either from left to right or from right to left.
Answer: Vertical
9
Piercing is an operation of cutting
Answer: A hole (other than cylindrical) in a sheet of metal by the punch and the die
10
The algebraic difference between the minimum limit and the basic size is called
Answer: Lower deviation
11
An oxidising process used for aluminium and magnesium articles is called
Answer: Anodizing
14
The process used to improve fatigue resistance of the metal by setting up compressive stresses in its surface, is known as
Answer: Cold peening
15
When filing soft metals, the file teeth are clogged with minute particles of metal. The file should be cleaned by
Answer: Using file card
16
The edge of a steel plate cut by oxygen cutting will get hardened when the carbon content is
Answer: More than 0.3 percent
17
Shift is a casting defect which
Answer: Results in a mismatching of the top and bottom parts of a casting
18
When a hole or cavity to be cored is not in line with the parting surface, then a ________ is used.
Answer: Drop core
19
The adhesiveness is the property of sand due to which
Answer: It clings to the sides of a moulding box
20
In sheet metal work, he cutting force on the tool can be reduced by
Answer: Grinding the cutting edges sharp
