Question78:-The water powder ratio of Dental plaster is
A:-0.2 to 0.3
.3 to 0.4
C:-0.4 to 0.5
D:-0.5 to 0.6
Correct Answer:- Option-C
Question79:-Rouge is used as a polishing agent for
A:-Acrylic
B:-Metal
C:-Gold
D:-Ceramic
Correct Answer:- Option-C
Question80:-Investment used for casting metal-ceramic alloys is
A:-Gypsum bonded investment
B:-Phosphate bonded investment
C:-Silicate bonded investment
D:-Divestment
Correct Answer:- Option-B
Question81:-The ability of a material to be drawn into sheets is called
A:-Malleability
B:-Ductility
C:-Resiliency
D:-Toughness
Correct Answer:- Option-A
Question82:-Which of the following is not a die material ?
A:-Epoxy resin
B:-Type IV dental stone
C:-Electroformed dies
D:-Ceramic
Correct Answer:- Option-D
Question83:-Which of the following landmark limits the extent of mandibular denture ?
A:-Buccal shelf area
B:-Lingual Frenum
C:-Retromolar pad
D:-Buccal frenum
Correct Answer:- Option-C
Question84:-Mean value articulator is based on
A:-Spherical theory of occlusion
B:-Conical theory of occlusion
C:-Bonwills theory of occlusion
D:-Lingualised occlusion
Correct Answer:- Option-C
Question85:-Which of the following classes in Kennedy's classification does not have any modifications ?
A:-Class |
B:-Class II
C:-Class Ill
D:-Class IV
Correct Answer:- Option-D
Question86:-External and internal finish lines are associated with
A:-Complete denture
B:-Removable partial denture
ixed partial denture
D:-Maxillofacial prosthesis
Correct Answer:- Option-B
Question87:-The ideal thickness of base of a cast is
A:-3 - 4mm
B:-10 - 12 mm
C:-8 - 10 mm
D:-15 - 16 mm