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Questions and Answers
What is the purpose of adjusting the flame to make the inner cone 6.0 to 12 mm long?
What is the purpose of adjusting the flame to make the inner cone 6.0 to 12 mm long?
- To protect the eyes from the intense light.
- To preheat the crucible.
- To melt the alloy faster.
- To heat the alloy more evenly. (correct)
Why is a quartz crucible preferred over a clay crucible?
Why is a quartz crucible preferred over a clay crucible?
- It is not specified in the text.
- It is cheaper.
- It is more durable. (correct)
- It is easier to handle.
What is the minimum amount of alloy required for premolar and anterior castings?
What is the minimum amount of alloy required for premolar and anterior castings?
- 3 g
- 9 g
- 6 g (correct)
- 12 g
What is the characteristic of gold alloys when they are ready to cast?
What is the characteristic of gold alloys when they are ready to cast?
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What happens when nickel-chromium and cobalt alloys are ready to cast?
What happens when nickel-chromium and cobalt alloys are ready to cast?
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What should you do if the alloy is overheated or burned?
What should you do if the alloy is overheated or burned?
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