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Forming Questions Set 19:

Quiz Mode

Which of the following is not a hot working process?

Forging

Rolling

Impact extrusion

Bending

Solution:

The essential property of a material for drawing operation is

elasticity

ductility

plasticity

endurance

Solution:

Which of the following processes is not a type of forming?

Press working

Forging

Extrusion

Injection molding

Solution:

The ductility of a material after work hardening is:

increases

decreases

remains unchanged

cannot be predicted

Solution:

Which of the following sheet metal operations does not induce shear stresses?

Blanking

Piercing

Coining

Trimming

Solution:

During hot working, where does grain growth typically occur in the material?

Exterior

Along the edges

Side faces

Interior

Solution:

The method of Powder Metallurgy is used for:

Mass production

Small lot production

Intricate shaped components

None of the above

Solution:

Which of the following is a major problem in hot extrusion?

Wear of the punch

Design of the die

Design of the punch

Wear and tear of the die

Solution:

In cold working,

strength, hardness and ductility increase

strength, hardness and ductility decrease

strength and hardness increase, but ductility decreases

strength and hardness decrease, but ductility increases

Solution:

Why is tandem drawing of wires and tubes necessary?

It is not possible to reduce the size in a single stage

Annealing is needed between stages

Accuracy in dimensions is not possible otherwise

Surface finish improves after every drawing stage

Forming Questions Set 19:

Which of the following is not a hot working process?

Solution:

The essential property of a material for drawing operation is

Solution:

Which of the following processes is not a type of forming?

Solution:

The ductility of a material after work hardening is:

Solution:

Which of the following sheet metal operations does not induce shear stresses?

Solution:

During hot working, where does grain growth typically occur in the material?

Solution:

The method of Powder Metallurgy is used for:

Solution:

Which of the following is a major problem in hot extrusion?

Solution:

In cold working,

Solution:

Why is tandem drawing of wires and tubes necessary?

Solution:

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