Accelerators and retarders are used with gypsum products mainly to control_______________?
Correct answer: A. Setting time
- A. Setting time
- B. Setting expansion
- C. Hardness of the set product
- D. None of the above
Explanation
Accelerators shorten and retarders lengthen the working and setting periods of gypsum, so they are primarily used to regulate setting time. They do not mainly control setting expansion or final hardness.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
Practise Properties of Dental Materials
87 free Properties of Dental Materials 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 Properties of Dental Materials questions
The strength of gypsum prouducts is generally expressed in terms of______________?
The product, which is obtained by calcining gypsum under steam pressure at 120-130°C or by dehydrating gypsum in the presence of sodium succinate is_______________?
Type III Dental gypsum is__________________?
The main ingredient in dental plaster in_______________?
Die is________________?
Plaster of paris is mixed in________________?