Grinding-2 Online Exam Quiz

Grinding-2 GK Quiz. Question and Answers related to Grinding-2. MCQ (Multiple Choice Questions with answers about Grinding-2

A grinding wheel is specified as ?A 5 K 5 R 17?. Which of the following is correct about this grinding wheel?

Options

A : Very fine grains

B : Open structure

C : Aluminum oxide abrasive

D : Coarse grain

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A grinding wheel is specified as ?A 8 K 5 P 17?. Which of the following is correct about this grinding wheel?

Options

A : Very fine grains

B : Open structure

C : Rubber bond

D : Coarse grain

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A grinding wheel is specified as ?C 10 K 8 R 17?. Which of the following is correct about this grinding wheel?

Options

A : Very fine grains

B : Open structure

C : Aluminum oxide abrasive

D : Coarse grain

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A grinding wheel is specified as ?C 5 K 5 R 17?. Which of the following is correct about this grinding wheel?

Options

A : Very fine grains

B : Open structure

C : Rubber bond

D : Coarse grain

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During laser welding, any hump on the surface can cause ___

Options

A : increase in weld porosity

B : flow instability

C : higher energy absorption

D : decrease in the weld thickness

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Flow structures can directly affect the __

Options

A : laser wave formation

B : frozen bead

C : weld puddle

D : porosity

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Friability of grinding wheel is associated to

Options

A : Hardness

B : Fracture

C : Size

D : None of the mentioned

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Grinding wheel specified as ?A 8 K 5 P 17? in ISO designation. What is the type of bond present in grinding wheel?

Options

A : Vitrified

B : Rubber

C : Shellac

D : Epoxy

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Grinding wheel specified as ?C 8 K 5 R 17? in ISO designation. What is the type of bond present in grinding wheel?

Options

A : Vitrified

B : Rubber

C : Shellac

D : Epoxy

View Answer

In keyhole mode of laser welding, hole is stabilized by the ___

Options

A : weld puddle

B : shielding gases

C : pressure of the vapour

D : laser beam

View Answer

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