402Dental MaterialsMedium
Acid-etching is done for________?
A60 seconds
B30 seconds
C90 seconds
D120 seconds
Correct answer
B. 30 seconds
Explanation
The correct answer is 30 seconds.
Correct answer
B. 30 seconds
Explanation
The correct answer is 30 seconds.
Crucible indicated for casting base metal alloys is________?
Which glass ionomer cement develops early resistance to water intake on setting?
Which phase provides maximum strength in hardened mercury/silver alloy?
In a metal ceramic crown for a FPD the function of tin, indium which are readily oxidized minor constituents is to________?
NiTi alloy have________?
Masterial causing minimum tissue distortion is________?