Description : Flexibility of the retentive clasp arm depends on: A. Length B. Cross section C. Material D. Degree of taper E. All of the above
Last Answer : E. All of the above
Description : Which of the following does not affect the elasticity of retentive clasp? A. Length of the arm B. The cross section shape C. The material used D. The undercut area
Last Answer : D. The undercut area
Description : .The undercut for Cobalt Chrome’s retentive arm clasp is, A. 0.75mm B. 0.50mm C. 0.25mm
Last Answer : C. 0.25mm
Description : How much undercut area should a clasp arm engage:** A. As much undercut as possible B. Anywhere beyond the survey line C. A predetermined amount of undercut
Last Answer : C. A predetermined amount of undercut
Description : Periodontal damage to abutment teeth of partial denture with distal extension can best be avoided by, A. Applying Stressbreakers B. Employing bar s on all abutment teeth C. Maintaining tissue support ... area E. Maintaining the clasp arms on all abutment teeth at the ideal degree of tension
Last Answer : C. Maintaining tissue support of the distal extension
Description : An occlusal approaching clasp TIP, A. Should occupy a predetermined undercut B. Contact the tooth under the survey line C. Rigid
Last Answer : B. Contact the tooth under the survey line
Description : A gingivally extended chrome cobalt cast clasp: A. Can extend 0.5 under the surveyor line B. Can extend 0.25 under the surveyor line C. Will resist deforming forces better compared to cast gold
Last Answer : B. Can extend 0.25 under the surveyor line
Description : What is the relationship of the retentive portion of the partial dentures retainers to the survey line of abutment: A. Gingival /Below/ B. Occlusal /Above/ C. No relation
Last Answer : A. Gingival /Below/
Description : Where is the retentive position on teeth according to the survey line: A. Below the height of contour B. Next to gingival margins
Last Answer : A. Below the height of contour
Description : Which pin system has proven to be the most retentive A. Self tapping threaded pin B. Friction peak pin C. Cemented pin
Last Answer : A. Self tapping threaded pin
Description : Which is the more retentive form for an anterior bridge A. ¾ partial veneer crown B. Class V inlay C. Pinlay Veneer D. Class III inlay with pins
Last Answer : A. ¾ partial veneer crown
Description : Distortion or change in shape of a cast partial denture clasp during its clinical use probably indicates that the: A. Ductility was too low B. Hardness was too great C. Ultimate tensile strength was too low D. Tension temperature was too high E. Elastic limit was exceeded
Last Answer : E. Elastic limit was exceeded
Description : In partial dentures the guidelines “Guiding Planes” serve to: A. Aid in balancing occlusion B. Assure predictable clasp retention C. Form right angle with the occlusal plane D. Eliminate the necessity for precision attachment E. Eliminate the necessity for a posterior clasp
Last Answer : B. Assure predictable clasp retention
Description : A Gold clasp is more elastic than Cobalt Chrome, but Co-Chrome has high modulus of elasticity. A. The first statement is false the second is true B. Both are true C. The first is true the second is false D. Both are false
Last Answer : B. Both are true
Description : Rank the following impressions materials according to their flexibility A. Alginate> Polysulphide> Silicone> Zinc Oxide Eugenol B. Silicone> Alginate> Polysulphide> Zinc Oxide Eugenol C. ... Eugenol> Silicone> Polysulphide 300.Denture resins are usually available as powder and liquid that
Last Answer : D. Alginate> Silicone> Polysulfide> Zinc Oxide Eugenol
Description : A wire of uniform area of cross-section A length L and resistance R is cut into two parts. Resistivity of each part a. remains the same b. is doubled c. is halved d. becomes zero
Last Answer : a. remains the same
Description : Which rotary instrument gives the smoothest enamel cut? a. carborundum stone (green stone) b. aluminum oxide stone (white stone) c. plain fissure bur d. cross-cut fissure bur e. medium diamond bur (great efficiency but roughest cut)
Last Answer : c. plain fissure bur
Description : Indicate the false statement about the resistance of a wire (1) it depends on material of wire (2) it is directly proportional to the length of wire (3) it is directly proportional to the area of cross-section of wire (4) resistance of metallic wire increases with increase in temperature
Last Answer : it is directly proportional to the area of cross-section of wire
Description : The number of moveable joints in the base, the arm, and the end effectors of the robot determines_________ a) degrees of freedom b) payload capacity c) operational limits d) flexibility
Last Answer : a) degrees of freedom
Description : The number of moveable joints in the base, the arm, and the end effectors of the robot determines A : degrees of freedom B : payload capacity C : operational limits D : flexibility
Last Answer : A : degrees of freedom
Description : The cross section of flywheel arm is 1. I section 2. Rectangular 3. Elliptical 4. Circular
Last Answer : 3. Elliptical
Description : The cross-section of the flywheel arm is, (A) I section (B) Rectangular (C) Elliptical (D) Circular
Last Answer : (C) Elliptical
Description : The length of a column, having a uniform circular cross-section of 7.5 cm diameter and whose ends are hinged, is 5 m. If the value of E for the material is 2100 tonnes/cm2 , the permissible maximum crippling load will be (A) 1.288 tonnes (B) 12.88 (C) 128.8 tonnes (D) 288.0
Last Answer : (B) 12.88
Description : The length of a column, having a uniform circular cross-section of 7.5 cm diameter and whose endsare hinged, is 5 m. If the value of E for the material is 2100 tonnes/cm2, the permissible maximumcrippling load will be (a) 1.288 tonnes (b) 12.88 (c) 128.8 tonnes (d) 288.0
Last Answer : (b) 12.88
Description : Elongation of a bar of uniform cross section of length ‘L’, due to its own weight ‘W’ is given by a. 2WL/E b. WL/E c. WL/2E d. WL/3E Where, E=Young’s modulus of elasticity of material
Last Answer : c. WL/2E
Description : 18.The total extension of a taper rod of length ‘L’ and end diameters ‘D1’ and ‘D2’, subjected to a load (P), is given of a. 4PL/ΠE. D1D2 b. 3PL/ΠE. D1D2 c. 2PL/ΠE. D1D2 d. PL/ΠE.D1D2 Where E=Young’s modulus of elasticity
Last Answer : a. 4PL/ΠE. D1D2
Description : Columns of given length, cross-section and material have different values of buckling loads for different end conditions. The strongest column is one whose (A) One end is fixed and other end is hinged (B) Both ... (C) One end is fixed and the other end entirely free (D) Both the ends are fixed
Last Answer : (D) Both the ends are fixed
Description : Columns of given length, cross-section and material have different values of buckling loads for different end conditions. The strongest column is one whose (a) One end is fixed and other end is hinged (b) ... (c) One end is fixed and the other end entirely free (d) Both the ends are fixed
Last Answer : (d) Both the ends are fixed
Description : How do you prepare the floor of pulp chamber in molars: A. Swab and dry with cotton wool and excavate B. Use round bur to flatten the floor C. Under cut walls D. Use flat end fissure bur to make it levelled
Last Answer : A. Swab and dry with cotton wool and excavate
Description : The taper of precast concrete pile should not be more than (A) 1 cm per metre length (B) 2 cm per metre length (C) 4 cm per metre length (D) 5 cm per metre length
Last Answer : Answer: Option B
Description : What is Ante’s Law about, A. The relation between the span of the bridge and the pontics B. The periodontal area of the abutment teeth C. The relation between the length of the root and the abutment.
Last Answer : B. The periodontal area of the abutment teeth
Description : Pick up the incorrect statement from the following: (A) While measuring a distance with a tape of length 100.005 m, the distance to be increasing by 0.005 m for each tape length (B) An increase in ... ) A 100 m tape of cross section 10 mm 0.25 mm stretches about 10 mm under 5 kg pull
Last Answer : (B) An increase in temperature causes a tape to increase in length and the measured distance is too large
Description : Two wires a and b, each of length 40 m and area of cross-section `10^(-7) m^(2)` , are connected in series and a potenital difference of 60 V is appli
Last Answer : Two wires a and b, each of length 40 m and area of cross-section `10^(-7) m^(2)` ... resistance, (ii) electric-field and (iii) current-dentsity.
Description : A wire of resistance `4 Omega` is stretched to twice its original length. In the process of stretching, its area of cross-section gets halved. Now, th
Last Answer : A wire of resistance `4 Omega` is stretched to twice its original length. In the process of stretching, its area ... Omega` C. `1 Omega` D. `4 Omega`
Description : Rail section is generally designated by its A. Total weight B. Total length C. Weight per metre length D. Area of its cross-section
Last Answer : C [Weight per metre length] Explanation: The rail section is designated by its weight in 1b/yard or in kg/m. The standard rail sections in use on Indian Railways are 60 kg/m, 52 kg/m and 9OR ... 60R for MG and 50R for NG. In India, the standard rails are either of medium manganese or carbon steels.
Description : The resistance of a conductor is inversely proportional to its - (1) temperature (2) resistivity (3) area of cross section (4) length
Last Answer : (3) area of cross section Explanation: The resistance of a current carrying conductor is inversely proportional to the area of cross section of the conductor. This is because the resistance occurs due to the collision of electrons/charged particles.
Description : Slenderness ratio of a long column, is (A) Area of cross-section divided by radius of gyration (B) Area of cross-section divided by least radius of gyration (C) Radius of gyration divided by area of cross-section (D) Length of column divided by least radius of gyration
Last Answer : (D) Length of column divided by least radius of gyration
Description : Pick up the correct statement regarding the centre line method of estimating a building (A) Product of the centre line of the walls and area of cross-section of any item, gives total quantity of the ... length is reduced by half the layer of main wall joining the partition wall (D) All the above
Last Answer : (D) All the above
Description : The slenderness ratio is the ratio of (a) Length of column to least radius of gyration (b) Moment of inertia to area of cross-section (c) Area of cross-section to moment of inertia (d) Least radius of gyration to length of the column
Last Answer : (a) Length of column to least radius of gyration
Description : The effectiveness of the acid etch is dependent on which of the following factors: A. Material must be used to clean the surface of the tooth prior to etching B. The effectiveness of the itchant C. The chemical and physical nature of the tooth D. The area and surface of the enamel to be itched
Last Answer : C. The chemical and physical nature of the tooth
Description : In 3rd generation dentin bonding agents, HEMA (Hydroxyethylmethacrylate) is 1. a hydrophilic monomer that wets the dentinal surface 2. a hydrophilic resin that forms a hybrid layer by chemically reacting the intertubular dentin. 3. a hydrophilic ... a. 1,2 b. 1,4 c. 2,3 d. 1,3 e. 3,4
Last Answer : b. 1,4
Description : The most critical consideration in the design of a rolled steel column carrying axial loads is the (a) Percentage elongation at yield and the net cross-sectional area (b) Critical bending ... at ultimate load (d) Compressive strength based on slenderness ratio and gross cross-sectional area.
Last Answer : (d) Compressive strength based on slenderness ratio and gross cross-sectional area.
Description : A teenager has swelling involving his upper lip, the corner of his nose and a region under his left eye. The swollen area is soft, fluctuant and pointed on the labial plate under his ... and test vitality of his teeth E. Write prescription for antibiotics and delay treatment until swelling is
Last Answer : A. Refer him to physician IV abs riesgo de thrombosis de seno cavernoso
Description : A tooth under occlusal trauma shows A. Bone resorption B. Necrosis of the pulp C. Hypercementosis D. Triangulation Vertical defects occur adjacent to a tooth and usually in the form of a triangular area of missing bone, known as triangulation E. All of the above
Description : If used, in which direction should pinholes be placed? a. parallel to the long axis of the tooth b.parallel to the nearest external surface c. at a 15 degree angle to the long axis of the tooth d. perpendicular to the gingival floor e. directly below and parallel to restored cusp tip
Last Answer : b.parallel to the nearest external surface
Description : In the coastal lowland of Kerala two crops of rice is grown per year because of: [IAS 2003] 1. high temperature in winter 2. adequate rain throughout the year 3. adequate irrigation facility 4. presence of water retentive clayey loam soil (a) Only 1 (b) 2 and 3 (c) 1 and 2 (d) 1, 3, and 4
Last Answer : Ans: (c)
Description : Of the following statements about the major soil types, the incorrect one is : (a) alluvial soils are easy to plough (b) red soils are rich in phosphorus, nitrogen and lime content ( ... regions which receive heavy seasonal rainfall (d) black soil is highly retentive of moisture and very productive
Last Answer : Ans: (b)
Description : Do you add a degree when taking a newborns temperature under the arm?
Last Answer : No, you don’t add anything. The thermometer will acurately read the underarm temperature.
Description : In regard to colour, what does Chroma stand for, A. Degree of saturation of hue B. Brightness C. Value D. Contrast
Last Answer : A. Degree of saturation of hue
Description : The angle of blade for closed curettage is:** A. Less than 35 degree B. Less than 45 degree C. Less than 90 degree D. Less than 100 degree
Last Answer : C. Less than 90 degree