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ISRO ME 2019 Manufacturing Quiz 2
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Question 1
Which of the following has correct sequence in gating design _________.
Question 2
According to Taylor's principle of gauge design______.
Question 3
The electric resistance welding operates with:
Question 4
What is the least count of vernier calipers having 30 divisions on vernier scale and 29 divisions on main scale, where one main scale division equals to 0.5mm___.
Question 5
A component made of glass is being machined at a material removal rate of 6 mm3/s using an abrasive grit diameter of 150 μm. If the abrasive grit diameter is changed to 100 μm, the MRR would become _____.
Question 6
In Orthogonal turning of medium carbon steel, the specific machining energy is 8.0 J/mm3 the cutting velocity, feed and depth of cut are 120 m/min, 0.6 mm/rev and 6 mm respectively. The main cutting force in N is
Question 7
In open die forging, a disc of diameter 400 mm and height 100 mm is compressed without any barreling effect. The final diameter of disc 800 mm. The true strain is _________.
Question 8
The headstock of a lathe has 9 speeds with minimum speed of 100 r.p.m and maximum speed of 1600 r.p.m. If the speeds are in geometric progression, then the ratio is
Question 9
If α is the rake angle of cutting, ϕ is the shear angle and V is the cutting velocity, The shear velocity will be
Question 10
A cutting tool is having tool signature in orthogonal rake system as 10, 12, 9, 6, 15, 20, 2. The value of side cutting edge angle will be
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