Manufacturing Processes I Practice Test 9

1. ‘V’ or ‘f’ marked surfaces on a casting indicates?

2. Thermal spraying includes coatings of

3. Grains created when a metal solidifies rather slowly in the presence of a steep temperature gradient fall in the category of?

4. An ASTM grain size determination is being made from a photomicrograph of a metal at a magnification of 1X. What is the ASTM grain size number of the metal if there are 992 grains per square mm?

5. Jigs And fixture are used to provide interchangeability.

6. Ratio of molecular diffusivity to thermal diffusivity is also known as?

7. With the use of Jigs and fixture quality control expenses will

8. Which of the following is not used because of the problem of handling extruded metal coming out through moving ram?

9. In which process the cross section of the metal is reduced by forcing it to flow through a die under high pressure?

10. With the use of Jigs and fixture