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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-5 section-2

Each section contains 100 MCQs on Workshop Technology .
41
A taper provided on the pattern for its easy and clean withdrawal from the mould is known as
Discuss
Answer & Solution
Answer: Option B
Solution:
Draft Allowance. By draft is meant the taper provided by the pattern maker on all vertical surfaces of the pattern so that it can be removed from the sand without tearing away the sides of the sand mold and without excessive rapping by the molder.
42
Blanking and piercing operations can be performed simultaneously in a
Discuss
Answer & Solution
Answer: Option C
Solution:
Blanking and piercing operations can be performed simultaneously in a Compound die
43
A file with 20 teeth in 25 mm is called
Discuss
Answer & Solution
Answer: Option A
Solution:
rough file is a file of the grade having the coarsest cutting ridges.
Rough file has 20 teeth in 25 mm
44
For welding plates of thickness less than 5 mm, its edges
Discuss
Answer & Solution
Answer: Option A
Solution:
The purpose of providing a bevel or any other joint preparation is to make provision for good metal penetration into the joint.
A square butt weld will be done up to 5 mm thickness and over 5 mm upto 16 mm single-v joint will done with a root gap of 3 mm and root face height of 3 - 4 mm. Over 20 mm double-v or single-U is selected.
45
The accuracy of micrometers, calipers, dial indicators can be checked by a
Discuss
Answer & Solution
Answer: Option B
Solution:
Slip gauges are a system for producing precision lengths.
The individual gauge block is a metal or ceramic block that has been precision ground and lapped to a specific thickness.
46
The current in electric resistance welding can be regulated by
Discuss
Answer & Solution
Answer: Option B
Solution:
The current in electric resistance welding can be regulated by Changing the primary turns of the transformer
47
In a bilateral system of tolerance, the tolerance is allowed on
Discuss
Answer & Solution
Answer: Option D
Solution:
In a bilateral system of tolerance, the tolerance is allowed on both sides of the nominal size.
Bilateral Tolerance is concerned with equal variations in both the directions either plus or minus.
48
In a unilateral system of tolerance, the tolerance is allowed on
Discuss
Answer & Solution
Answer: Option B
Solution:
In a unilateral system of tolerance, the tolerance is allowed on One side of the nominal size
Unilateral Tolerance is concerned with variations in single direction whether plus or minus
49
Tandem drawing of wires and tubes is necessary because
Discuss
Answer & Solution
Answer: Option B
Solution:
Tandem drawing is the drawing force of the process through two dies in tandem was evaluated by being compared with the drawing force of a conventional drawing process.
Tandem drawing of wires and tubes is necessary because annealing is needed between stages.
50
Seam welding is best adopted for metal thickness ranging from
Discuss
Answer & Solution
Answer: Option A
Solution:
Seam welding is a variation of resistance spot welding. In resistance seam welding, however, the welding electrodes are motor driven wheels as opposed to stationary rods.
Seam welding is best adopted for metal thickness ranging from 0.025 to 3 mm