A.Pitch diameterB.Outside diameterC.Number of teethD.Addendum circleE.Circular pitchF.AddendumG.DedendumH.Chordal pitchI.Diametral pitchJ.Root diameterK.ClearanceL.Whole depthM.FaceN.ThicknessO.Pitch circleP.Working depthQ.Rack teethFigure 2AIN ANSWERING QUESTIONS 2-25 THROUGH2-41 SELECT FROM THE GEAR NOMENCLATURE INFIGURE 2A THE TERM THAT IS DESCRIBED INTHE QUESTION.2-25.2-26.2-27.2-28.The diameter of the pitch circle(or line) that equals the number ofteeth on the gear divided by thediametral pitch.1. A2. B3. C4. DThe distance from center to centerof teeth measured along a straightline or chord of the pitch circle.1. F2. G3. H4. IThe height of the tooth above thepitch circle or the radial distancebetween the pitch circle and thetop of the tooth.1. B2. C3. D4. FThe circle over the tops of theteeth.1. B2. C3. D4. E2-29.2-30.2-31.2-32.2-33.2-34.2-35The number of teeth to each inch ofthe pitch diameter or the number ofteeth on the gear divided by thepitch diameter.1. I2. J3. K4. LThe distance from top of the toothto the bottom, including theclearance.1. J2. K3. L4. MA gear that may be compared to aspur gear that has beenstraightened out.1. M2. O3. P4. QThe working surface of the toothover the pitch line.1. L2. M3. N4. OThe greatest depth to which a toothof one gear extends into the toothspace of another gear.1. N2. O3. P4. QThe diameter of the circle at theroot of the teeth.1. I2. J3. K4. LThe distance between the bottom ofa tooth and the top of a matingtooth.1. H2. I3. J4. K2-36.The width of the tooth, taken as achord of the pitch circle.1.N2.O3.P4.Q10

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