Manufacturing Processes Multiple Choice Questions and Answers

21. Which is the most likely process used to manufacture the 3 mm thick component shown in the picture?

1. bending
2. presswork
3. cnc milling
4. casting

22. Which of the following manufacturing processes is most appropriate for producing steel I-beams?

1. casting
2. extrusion
3. forging
4. broaching

23. Which of the following manufacturing processes is most appropriate for producingelectric motor bodies?

1. casting
2. extrusion
3. forging
4. milling

24. Which of these metals is commonly die cast?

1. titanium
2. lead
3. steel
4. aluminium

25. Which of these metals is most commonly sand cast?

1. titanium
2. bronze
3. silver
4. steel

26. Which of these processes is used for manufacturing of bi-metal pipes?

1. sand casting
2. turning
3. forging
4. centrifugal casting

27. Why do casting processes generally produce minimal waste?

1. because moulds are carefully designed.
2. because excess metal can be melted down and used again
3. because factories are always kept warm
4. because castings shrink when they cool down