Category: Amalgams

Copper content in low copper amalgam is________________?

Hamad Amalgams 26/05/2020

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A. 6%
B. 12-30%
C. 29%
D. 19%

What is the working time of amalgam?

Hamad Amalgams 21/05/2020

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A. One to two minutes
B. Three to four minutes
C. Five to six minutes
D. Seven to eight minutes

Which of the following phases of dental amalgam has minimum strength____________?

Hamad Amalgams 09/05/2020

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A. Gamma 1
B. Gamma 2
C. Epsilon 1
D. Gamma 3