WebMar 11, 2024 · 17. Gears are best mass produced by (a) Milling (b) Hobbing (c) Shaping (d) casting. 18. Wax pattern is used in (a) die casting (b) investment casting (c) shell moulding (d) plaster moulds. 19. Usually no cutting fluid is needed in turning (a) low carbon steel (b) alloy steel (c) aluminium (d) cast iron. 20. Permeability of a moulding sand is ... WebMechanical Engineering Mechanical Engineering questions and answers A Moving to another question will save this response Question 6 Gears are best mass produced by …
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WebAns (1): Gear planning :Gear planning refers to the making of. gears .gears can be manufactured by a variety of process,including casting, forging, extrusion, powder metallurgy and blanking . As a general rule, however, machining is applied to achieve the final. dimensions, shape and surface finish in. the gear. Ans... WebSep 14, 2024 · Gears are produced using a variety of material and this selection will also affect the surface treatment method that may be chosen to improve performance. Gears … banan cambodge
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WebFeb 20, 2024 · 1. Ordinary turning. During conventional turning, the gear blank is typically secured on a vertical or horizontal turning machine. Automatic clamping fixtures, in most … WebNov 20, 2000 · In a worm gear, a threaded shaft engages the teeth on a gear. Each time the shaft spins one revolution, the gear moves one tooth forward. If the gear has 40 teeth, you have a 40:1 gear ratio in a very small package, such as in a windshield wiper. A mechanical odometer is another place that uses a lot of worm gears. WebOct 4, 2013 · 50. 1994 Audi RS2. What we said then: "An estate car that out-performs pretty much everything on the road." For the full rundown, plus many more highlights from the last 20 years of the world's ... arteria aorta dilatada