Question 1 : How much amount of energies are required for removal of oxide layers?
1. Small
2. Larger
3. Moderate
4. All of the mentioned
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Question 2 : Which of the following materials can be textured using the IBM process?
1. Copper
2. Nickel
3. Stainless steel
4. All of the mentioned
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Question 3 : What are the thickness values of silicon samples that can be thinned?
1. 1 to 5 µm
2. 5 to 10 µm
3. 10 to 15 µm
4. 15 to 20 µm
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Question 4 : State whether following statement is true or false regarding the applications of IBM.
'In IBM, thickness can be reduced which affects the surface finish.'
1. True
2. False
3.
4.
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Question 5 : Which of the following are the applications of IBM?
1. Smoothing laser mirrors
2. Polishing surfaces
3. Shaping surface
4. All of the mentioned
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Question 6 : What is the value of surface finish obtained by using Ion beam machining?
1. <1 µm
2. <3 µm
3. <5 µm
4. <7 µm
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Question 7 : Surface texturing produces a cone-and-ridge like configuration on the order of which size?
1. 0.5 µm
2. 1 µm
3. 1.5 µm
4. 2 µm
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Question 8 : What are the values of repeatability obtained in Ion beam machining?
1. ± 1.0%
2. ± 2.0%
3. ± 3.0%
4. ± 4.0%
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Question 9 : What are the accuracy levels that are obtained by using IBM?
1. ± 1.0%
2. ± 2.0%
3. ± 3.0%
4. ± 4.0%
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Question 10 : The slope of the side walls depends on which of the following factors?
1. Voltage supply
2. Angle of incidence
3. Flux
4. Current density
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