A. 90°
B. 0°
C. 0 – 90°
D. >90°
Related Mcqs:
- 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 - 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 - 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 - 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 - Which papillae are completely keratinized______________?
A. Fungiform
B. Filiform
C. Circumvallate
D. Foliate - 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 - Hypersensitivity reactions like contact dermatitis can be caused by______________?
A. polysulfides
B. Condensation silicones
C. addition silicones
D. Polyether - 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 - 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 - 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
