Manufacturing Processes I Mock Test 9

10%

Question 1 of 10

1. Which operation is used in making raised figures on sheets with its corresponding relief on the other side?

Heading

Roll forging

Coining

Embossing

Question 1 of 10

Question 2 of 10

2. As the clearance increases, the punch force required?

Remains same

Decreases

Increases

First increases and then decreases

Question 2 of 10

Question 3 of 10

3. Edging and fullering operations are not used in which of the following operation?

Coining

Smith forging

Press forging

Drop forging

Question 3 of 10

Question 4 of 10

4. Conversion coating is also called

anodizing

coloring

chemical reaction priming

none of the mentioned

Question 4 of 10

Question 5 of 10

5. Thermal conductivity of copper in W/m-K is near about ___________

210

385

485

510

Question 5 of 10

Question 6 of 10

6. Thermal spraying includes coatings of

carbides

polymers

ceramics

all of the mentioned

Question 6 of 10

Question 7 of 10

7. To permit the escape of gases generated in the mold, which of the following are provided?

core print

vent holes

chaplets

chills

Question 7 of 10

Question 8 of 10

8. In a free-falling liquid, the cross-sectional area of the stream?

increases

first increases and then decreases

remains constant

decreases

Question 8 of 10

Question 9 of 10

9. If the pouring basin has a much larger cross-sectional area than the sprue bottom, then the velocity of the molten metal is?

low

normal

high

either high or low

Question 9 of 10

Question 10 of 10

10. Rate of heat flow in conduction.

Does not depend on temperature gradient & inversely proportional to temperature gradient

Is inversely proportional to temperature gradient

Is directly proportional to temperature gradient

Does not depend on temperature gradient

Question 10 of 10