Q. A metallic rod of diameter d0 is subjected to the tensile test. The engineering stress and the true stress at fracture are 800 MPa and 900 MPa, respectively. The ratio of the rod diameter at fracture d f to the initial diameter d0 is (round off to 2 decimal places) Ans: 0.93 - 0.95 Sol: ...
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REL chart is used in (A) Quality management (B) Inventory management ...
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Q. The capacity of a passenger airline is expressed in terms of (A) available seats ...
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Q. The SQC chart based on Binomial distribution is (A) p chart (B) c chart ...
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Q. In a NC milling operation, the tool path is generated using absolute programing for the trajectory shown in the figure (A) G02 X 120.0 Y 60.0 R 60.0; (B) G02 X 60.0 Y 120.0 R 60.0; (C) G03 X 60.0 Y 120.0 R 60.0; (D) G03 X 120.0 Y 60.0 R 60.0; Ans: G02 X 120.0 Y 60.0 R 60.0 ...
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Q. A company has purchased an asset by investing Rs.30,000. The useful life of the asset is 5 years and it has no salvage value at the end of its useful life. The depreciation cost (in Rs.) for the 2nd year using sum-of-years-digit (SYD) method is (A) 10,000(B) 8,000(C) 6,000(D) 4,000 Ans: ...
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Q. For a classical (Wilson) model of determining economic order quantity (EOQ), the carrying and ordering costs are Cr and Co, respectively. For an annual demand D, the minimum yearly total inventory cost is Ans: Option C Sol: Carrying cost = Cr, Ordering Cost = Co, D = Anual ...
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Q. The end product obtained using spinning process is shown in the figure. The initial blank thickness is 2.5 mm. The blank diameter (in mm) is (A) 75 (B) 105 (C) 150 (D) 210 Ans: 210 Sol: Hypotenuse = 45 × 2 = 90 mm D = (2 × Hypotenuse) + 30 mm ...
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Q. The correct statement pertaining to the friction welding process is (A) Heat affected zone is not formed (B) Flashes are not produced ...
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Q. The process used for producing continuous insulation coating on an electrical wire is (A) Extrusion (B) Injection molding (C) Blow molding (D) Deep drawing Ans: Extrusion
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Q. The link lengths of a planar four bar mechanism are AB = 100 mm, BC = 25 mm, CD = 75 mm and DA = 90 mm. For achieving the full rotation of both the input (crank) as well as the output (follower) links, the link that needs to be fixed is Ans: BC Sol: S = 25 mm, L = 100 mm, P = 75 mm ...
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Q. Match the crystal structure in Column A with the corresponding packing fractions in Column B of the table Column AColumn B1Simple cubicP0.742Hexagonal close-packedQ0.683Body-centered cubicR0.524Face-centered cubic (A) 1-P, 2-R, 3-Q, 4-Q (B) 1-R, 2-P, 3-R, 4-Q (C) 1-R, 2-P, ...
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