Manufacturing Engineering - Machining
GATE Mechanical Engineering · 4 questions across 3 years (2019-2025) · 8% recurrence rate
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2019–2025Difficulty mix
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All 4 questions on Manufacturing Engineering - Machining
Cylindrical workpieces of diameter 60 mm and length 400 mm are machined on a lathe at a cutting speed of 25 m min⁻¹ and a feed of 0.2 mm rev⁻¹. The Taylor's tool life parameters C and n for this setup are 75 and 0.25, re...
In a grinding operation of a metal, specific energy consumption is 15 J/mm³. If a grinding wheel with a diameter of 200 mm is rotating at 3000 rpm to obtain a material removal rate of 6000 mm³/min, then the tangential fo...
In orthogonal turning of a cylindrical tube of wall thickness 5 mm, the axial and the tangential cutting forces were measured as 1259 N and 1601 N, respectively. The measured chip thickness after machining was found to b...
In ASA system, the side cutting and end cutting edge angles of a sharp turning tool are 45° and 10°, respectively. The feed during cylindrical turning is 0.1 mm/rev. The center line average surface roughness (in μm, roun...