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Workshop Technology MCQ Questions & Answers | Mechanical Engineering

Learn Workshop Technology MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Workshop Technology MCQ question is the important chapter for a Mechanical Engineering and GATE students. Page-8 section-2

Each section contains 100 MCQs on Workshop Technology .
71
Aluminium is the best material for making patterns because it is
Discuss
Answer & Solution
Answer: Option D
Solution:
Aluminum Patterns are the good choice for high quality, long lasting Production. Compared to other pattern materials, Aluminium is highly resistant to the abrasive sand.
72
In submerged arc welding, an arc is produced between a
Discuss
Answer & Solution
Answer: Option C
Solution:
Submerged arc welding is an arc welding process in which heat is generated by an arc which is produced between bare consumable electrode wire and the workpiece.
73
Rotary swaging
Discuss
Answer & Solution
Answer: Option B
Solution:
Rotary swaging Is used for reducing the diameters of round bars and a tube by rotating dies which open and close rapidly on the work
74
When a pattern is made in three parts, the top part, is known as a
Discuss
Answer & Solution
Answer: Option C
Solution:
When a pattern is made in three parts, the top part, is known as a Cope
75
An oxidising process used for aluminium and magnesium articles is called
Discuss
Answer & Solution
Answer: Option B
Solution:
Anodizing is an electrochemical process that converts the metal surface into a decorative, durable, corrosion-resistant, anodic oxide finish.
Aluminum is ideally suited to anodizing, although other nonferrous metals, such as magnesium and titanium, also can be anodized.
76
Cast iron and steel pipes are produced by
Discuss
Answer & Solution
Answer: Option C
Solution:
Cast iron and steel pipes are produced by True centrifugal casting
True Centrifugal Casting is t he manufacturing process of centrifugal casting is a metal casting technique, that uses the forces generated by centripetal acceleration to distribute the molten material in the mold.
77
Which of the following methods can be used for manufacturing 2 meter long seamless metallic tubes?
Discuss
Answer & Solution
Answer: Option D
Solution:
Extrusion is a process used to create objects of a fixed cross-sectional profile. A material is pushed through a die of the desired cross-section.
rolling is a metal forming process in which metal stock is passed through one or more pairs of rolls to reduce the thickness and to make the thickness uniform.
78
In arc welding, the temperature of heat produced by the electric arc is of the order of
Discuss
Answer & Solution
Answer: Option D
Solution:
In arc welding, the temperature of heat produced by the electric arc is of the order of 6000°C to 7000°C
79
The adhesiveness is the property of sand due to which
Discuss
Answer & Solution
Answer: Option C
Solution:
Adhesiveness is that properties of sand due to it adheres or cling to the sides of the moulding box.
It is the property of sand due to which the sand grains stick together during ramming.
It is defined as the strength of the moulding sand.
80
Seam welding is a
Discuss
Answer & Solution
Answer: Option A
Solution:
Seam welding is a Continuous spot welding process
seam welding is a variant of the basic resistance spot welding process.
In seam welding a series of overlapping nuggets is produced, usually by replacing the conventional spot welding electrodes by wheels that turn as the parts to be welded are fed between them