The purity of gold is expressed in________________?
Correct answer: C. Fineness
- A. Carats
- B. Percentage
- C. Fineness
- D. Gram
Explanation
Gold purity in dental alloys is commonly stated as fineness, meaning parts of pure gold per 1,000 parts of alloy. Carat is another gold-purity scale, but fineness is the standard term in this context.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
Practise Metals and Alloys
125 free Metals and Alloys MCQs from Dental Materials, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Dental Materials questions like this
Dental Materials is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
More Metals and Alloys questions
Austenite is an alloy of iron of and carbon with the iron in______________?
Apart from composites and ceramics, another material that could be copy milled easily and inexpensively is_________________?
Which of the following will produce the most rigid restoration for framework of same dimension ?
Shape memory in NiTi is because of stress induced form__________________?
Casting shrinkage is compensated by_______________?
The gold alloys used for casting contain at least.... percent of precious metal according to ADA specification number 5________________?