Advanced Machining and Processes Mock Test 4

10%

Question 1 of 10

1. In some cases, Photochemical milling can also be called as ______________

Photo chemical drilling

Photo chemical blanking

Photo chemical blasting

Photo chemical erosion

Question 1 of 10

Question 2 of 10

2. Which of the following non-metallic materials can be machined using the Chemical milling process?

Ceramics

Plastics

All of the mentioned

Glass

Question 2 of 10

Question 3 of 10

3. Which of the following metals can be machined using the Chemical milling process?

Steel

Copper

All of the mentioned

Zinc

Question 3 of 10

Question 4 of 10

4. What are the advantages when we use Chemical milling process?

No burrs

No stresses

Weight reduction

All of the mentioned

Question 4 of 10

Question 5 of 10

5. What is the value of shallow cuts obtained on sheets and plates, when we use CHM?

3.83 mm

6.39 mm

20.32 mm

12.27 mm

Question 5 of 10

Question 6 of 10

6. What is the electrolytic solution’s temperature when stainless steel is machined?

80^o C

150^o C

50^o C

120^o C

Question 6 of 10

Question 7 of 10

7. Which of the following properties of materials are changed by using Photochemical milling?

Hardness of material

Grain structure

Ductility of material

None of the mentioned

Question 7 of 10

Question 8 of 10

8. The right choice of etchant depend on, which of the following factors?

Etching depth

Rate of material removal

All of the mentioned

Cost and quality

Question 8 of 10

Question 9 of 10

9. In this method, which of the following techniques are used to apply the maskant on the machining surface?

None of the mentioned

Cut and peel masking

Photographic techniques

Silkscreen resist technique

Question 9 of 10

Question 10 of 10

10. Current density of the EP process generally varies between which of the following values?

1.9 – 2.532 A/cm²

0.005 – 1.8 A/cm²

0.0001 – 0.001 A/cm²

3.523 – 4.23 A/cm²

Question 10 of 10