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Mechanical Engineering Exam  >  Mechanical Engineering Tests  >  Topicwise Question Bank for Mechanical Engineering  >  Test: Forming Processes - 3 - Mechanical Engineering MCQ

Test: Forming Processes - 3 - Mechanical Engineering MCQ


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30 Questions MCQ Test Topicwise Question Bank for Mechanical Engineering - Test: Forming Processes - 3

Test: Forming Processes - 3 for Mechanical Engineering 2024 is part of Topicwise Question Bank for Mechanical Engineering preparation. The Test: Forming Processes - 3 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Forming Processes - 3 MCQs are made for Mechanical Engineering 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Forming Processes - 3 below.
Solutions of Test: Forming Processes - 3 questions in English are available as part of our Topicwise Question Bank for Mechanical Engineering for Mechanical Engineering & Test: Forming Processes - 3 solutions in Hindi for Topicwise Question Bank for Mechanical Engineering course. Download more important topics, notes, lectures and mock test series for Mechanical Engineering Exam by signing up for free. Attempt Test: Forming Processes - 3 | 30 questions in 90 minutes | Mock test for Mechanical Engineering preparation | Free important questions MCQ to study Topicwise Question Bank for Mechanical Engineering for Mechanical Engineering Exam | Download free PDF with solutions
Test: Forming Processes - 3 - Question 1
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Dies for wire drawing are made of

Test: Forming Processes - 3 - Question 2
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In wire drawing process, the bright shining surface on the wire is obtained if

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Test: Forming Processes - 3 - Question 3
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Tandem drawing of wires and tubes is necessary because

Detailed Solution for Test: Forming Processes - 3 - Question 3

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.

Test: Forming Processes - 3 - Question 4
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Match the List-l (Processes) with List-lI (Production of parts):
List-l
A. Rolling
B. Forging
C. Extrusion
D. Drawing
List-lI
1. Discrete parts
2. Rod and wire
3. Wide variety of shapes with thin walls
4. Flat plates and sheets
5. Solid and hollow parts
Codes:
      A    B    C   D
(a)  2    5    3    4
(b)  1    2    5    4
(c)  4    1    3    2
(d)  4    1    5    2
Test: Forming Processes - 3 - Question 5
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The blank diameter used in thread rolling will be
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Thread rolling is a cold-forming process in which threads are formed on round rods by passing them between rotating dies.

Test: Forming Processes - 3 - Question 6
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The reduction in sheet-metal drawing is defined as
where,
D = Blank diameter
d = Punch diameter
Test: Forming Processes - 3 - Question 7
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Ironing is used to
Test: Forming Processes - 3 - Question 8
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Thread rolling is restricted to
Test: Forming Processes - 3 - Question 9
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Match the List-I (Extrusion processes) with List-lI (Related description):
List-I
A. Direct extrusion
B. Indirect extrusion
C. Hydrostatic extrusion
D. Tube extrusion
List-Il
1. Mandrel
2. No friction
3. Stationary die
4. Moving die
Codes:
    A B C D
(a) 4 2 3 1
(b) 3 2 4 1
(c) 3 4 2 1
(d) 3 4 1 2
Test: Forming Processes - 3 - Question 10
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Swaging is an operation of
Detailed Solution for Test: Forming Processes - 3 - Question 10

In swaging a solid rod or tube is subjected to radial impact forces by a set of reciprocating dies. The die movements can be obtained by means of a set of rollers in a cage, is an action similar to that of a roller bearing.

Test: Forming Processes - 3 - Question 11
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Which one of the following is an advantage of forging
Test: Forming Processes - 3 - Question 12
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Bolt heads are manufactured by
Test: Forming Processes - 3 - Question 13
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In the forging operation, fullering is done to
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Fullering is performed by a pair of concave dies and in this material moves away from the centre this decreases the size of a slab.

Test: Forming Processes - 3 - Question 14
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 Cold shut (lap) may occur in products obtained by:
Test: Forming Processes - 3 - Question 15
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What is forging?
Detailed Solution for Test: Forming Processes - 3 - Question 15

Forging is a process in which material is shaped by the application of localized compressive forces exerted manually or with power hammers, presses, or special forging machines. The process may be carried out on materials in either hot or cold state.

Test: Forming Processes - 3 - Question 16
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Which one of the following processes is adopted for manufacturing of steel balls for ball bearing?
Test: Forming Processes - 3 - Question 17
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Which one of the following metal forming processes in not a high energy forming processes?
Detailed Solution for Test: Forming Processes - 3 - Question 17

In metal forming process, energy source such as chemical, magnetic and electrical discharge can be used. Since in ail such processes, the rate of energy flow is of much higher order, these are commonly called high-energy rate (HER) processes. Three common HER processes are:
1. Explosive forming
2. Electrohydraulic forming
3. Electromagnetic forming

Test: Forming Processes - 3 - Question 18
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A forging method for reducing the diameter of a bar and in the process making it longer is termed as
Test: Forming Processes - 3 - Question 19
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The process of coining is
Detailed Solution for Test: Forming Processes - 3 - Question 19

Coining is cold forging operation.

Test: Forming Processes - 3 - Question 20
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Which of the following manufacturing process will produce strongest component?
Test: Forming Processes - 3 - Question 21
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Which of the following metals is, best suitable for extrusion either hot or cold?
Test: Forming Processes - 3 - Question 22
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Collapsible tooth paste tubes are manufactured by
Test: Forming Processes - 3 - Question 23
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What does hydrostatic pressure in extrusion process improve?
Detailed Solution for Test: Forming Processes - 3 - Question 23

Hydrostatic pressure increases the ductility of the material. Therefore, brittle material can be extruded bv this method.

Test: Forming Processes - 3 - Question 24
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In the metal extrusion process, when the.die angle increases, the required extrusion force
Detailed Solution for Test: Forming Processes - 3 - Question 24

As the die angle increases, the contact between the die and workpiece decreases which decreases the force required but when the die angle increases beyond a certain value, this creates hinderance in the flow of metal hence force required increases.

Test: Forming Processes - 3 - Question 25
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Which metal forming process is used for manufacturing of long steel wire?
Test: Forming Processes - 3 - Question 26
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A floating mandrel is used in
Detailed Solution for Test: Forming Processes - 3 - Question 26

Tube drawing is done by
1. Tube sinking operation
2. Tube drawing with fixed mandrel
3. Tube drawing with floating mandrel
4. Tube drawing with moving mandrel

Test: Forming Processes - 3 - Question 27
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Blanking and piercing operation can be performed simultaneously in
Detailed Solution for Test: Forming Processes - 3 - Question 27

In compound die, multiple operation can be performed in single stroke and sinaie operation.

Generally washers are made by this method.

Test: Forming Processes - 3 - Question 28
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In piercing operation shear and clearance is provided on
Detailed Solution for Test: Forming Processes - 3 - Question 28

In piercing or punching punch is exact clearance is provided on die and shear is provided on punch.

Test: Forming Processes - 3 - Question 29
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In blanking operation the clearance provided is
Test: Forming Processes - 3 - Question 30
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A sheet of metal is being cut along its length in a straight line such a cutting operation is called
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