Which of the following statements about high copper silver alloy compared to conventional alloy is not true ?

Related Mcqs:

In a high copper amalgam the phase, which is eliminated is_______________?

A. Gamma 1 B. Gamma 2 C. Gamma 1 and 2 D. No phase is eliminated...

The tarnished layer of silver amalgam consists of________________?

A. Sulphides of silver B. Oxides of tin C. Chlorides of tin D. All of the above...

For dental amalgam, the elastic modulus and tensile strength is______________?

A. 40 Gpa and 60 – 100 Mpa B. 21 Gpa and 27 – 55 Mpa C. 350 Gpa and 10 – 120 Mpa D. 360 Gpa and 125 – 130 Mpa...

Decrease in creep occurs in_______________?

A. Under trituration or over trituration of amalgam B. Decreases with condensation pressure C. Increase with condensation pressure D. Cannot be predictable...

High copper dental amalgams are superior to other amalgams because high copper dental amalgems______________?

A. Have less marginal breakdown B. Are workable at lower Hg-alloy ratio C. Have a higher ratio of tensile to compressive strength D. Have less resistance to tarnish and corrosion...