Typical machining operations are to be performed on hard-to-machine materials by using the processes listed below. Choose the best set of Operation-Process combinations.

Operation Process

P. Deburring (internal surface) 1. Plasma Arc Machining

Q. Die sinking 2. Abrasive flow Machining

R. Fine hole drilling in thin sheets 3. Electric discharge Machining

S. Tool sharpening 4. Ultrasonic Machining

5. Laser beam Machining

6. Electrochemical Grinding

P-1, Q-5, R-3, S-4

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P-1, Q-4, R-1, S-2

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P-5, Q-1, R-2, S-6

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P-2, Q-3, R-5, S-6

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Solution

The correct option is D P-2, Q-3, R-5, S-6
P-2, Q-3, R-5, S-6

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Similar questions

Process	Characteristics
P. Electrical Discharge Machining	1. No residual stress
Q. Ultrasonic machining	2. Machining of electrically conductive materials
R. Chemical machining	3. Machining of glass
S. Ion Beam Machining	4. Nano-machining

	Parts		Manufacturing Processes
P.	Computer chip	1.	Electrochemical Machining
Q.	Metal forming dies and moulds	2.	Ultrasonic Machining
R.	Turbine blade	3.	Electro Discharge Machining
S.	Glass	4.	Photochemical Machining

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	Operation		Process
P.	Deburring (internal surface)	1.	Plasma Arc Machining
Q.	Die sinking	2.	Abrasive flow Machining
R.	Fine hole drilling in thin sheets	3.	Electric discharge Machining
S.	Tool sharpening	4.	Ultrasonic Machining
		5.	Laser beam Machining
		6.	Electrochemical Grinding