Hamad Restorative Resins 18/11/2020 A. Heat B. Visible light C. Chemicals D. Lasers Related Mcqs: Which one of the following is used as filler in composite resins ?A. Quartz B. Silicates C. Zinc particles D. Aluminium... The chemical used to etch enamel is_______________?A. Zinc oxide B. Methyl methacrylate C. Phosphoric acid D. Eugenol... The % of free monomer in a heat – cured acrylic resin is_______________?A. 3% to 5% B. 8% to 10% C. 0.2% to 0.5% D. 0.6% to 0.8%... Most advantageous indication of acid etching is______________?A. Decrease micro leakage B. Decrease polymerization shrinkage C. Decrease coefficient of thermal expansion D. Decrease porosity in restorative material... The imperfection seen on the lingual flange of a lower denture caused by rapid heating during a curing cycle is called_____________?A. Localised Shrinkage porosity B. Gas inclusion porosity C. Micro porosity D. Surface porosity...
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