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GATE2016-2-49
Arjun
asked
in
Materials, Manufacturing and Industrial Engineering
Feb 24, 2017
recategorized
Mar 5, 2021
by
Lakshman Patel RJIT
0
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0
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Gray cast iron blocks of size $100mm\times 50mm\times 10mm$ with a central spherical cavity of diameter $4 \:mm$ are sand cast.The shrinkage allowance for the pattern is $3\%$.The ratio of the volume of the pattern to the volume of casting is
gateme-2016-set2
numerical-answers
materials-manufacturing-and-industrial-engineering
casting-forming-and-joining-process
Arjun
asked
in
Materials, Manufacturing and Industrial Engineering
Feb 24, 2017
recategorized
Mar 5, 2021
by
Lakshman Patel RJIT
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Feb 24, 2017
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For a certain job,the cost of metal cutting is $Rs$. $18C/V$ and the cost of tooling is $Rs$. $270C/(TV)$,where $C$ is a constant,$V$ is the cutting speed in $m/min$ and $T$ is the tool life in minutes.The Taylor's tool life equation is $VT^{0.25}$-$150$.The cutting speed (in $m/min$) for the minimum tool cost is
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Materials, Manufacturing and Industrial Engineering
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points
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