When solid gets wet completely contact angle is______________?

Related Mcqs:

1. When two metals are completely miscible in liquid state and they remain completely mixed on solidifiation, the alloy formed is called________________?

   A. Solid solution
   B. Eutectic mixture
   C. Peritectic mixture
   D. Inter metallic compounds

2. The term” contact point” which is often used to designate the contact of teeth i the same arch is a_____________?

   A. Synonym
   B. Antonym
   C. Misnomer
   D. Laevonomer

3. Angle of jaw ( or) skin over angle of mandible is supplied by______________?

   A. Great auricular nerve
   B. Lesser occipital nerve
   C. Greater occipital nerve
   D. Posterior auricular nerve

4. Water of reaction needed to react completely with 100 g of calcium sulphate hemihydrates to convert it to calcium sulphate dihydrate______________?

   A. 18.6ml
   B. 22.2ml
   C. 30.4ml
   D. 45.3ml

5. Which papillae are completely keratinized______________?

   A. Fungiform
   B. Filiform
   C. Circumvallate
   D. Foliate

6. A tooth with a 3 month history of pain, which was worse when hot liquid were in mouth. After extraction, the tooth was split open. The pulp chamber was completely filled with pus. A few remnants of pulp tissue were found in apical end. The condition is:__________?

   A. Acute partial pulpits
   B. Acute total pulpits
   C. Suppurative pulpitis
   D. Strangulation of pulp

7. Hypersensitivity reactions like contact dermatitis can be caused by______________?

   A. polysulfides
   B. Condensation silicones
   C. addition silicones
   D. Polyether

8. For adhesion to be present between solid and liquid________________?

   A. Liquid should wet solid surface
   B. Mechanical interlocking should be present
   C. Should have high contact angle
   D. None of the above

9. Generally , contact areas between posterior teeth are located in which directions from the centr of the proximal surface ____________?

   A. Facially and occlusally
   B. Facially and gingivally
   C. Lingually and gingivally
   D. Lingually and occlusally

10. Which of the following are the unctions of contact areas______________?

    A. Distribution of occlusal stresses
    B. Protection of periodontium
    C. Stabilization of dental arches
    D. All of the above