GATE2016-3-23

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017 recategorized Mar 5, 2021 by Lakshman Patel RJIT

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Internal gears are manufactured by

hobbing
shaping with pinion cutter
shaping with rack cutter
milling

gateme-2016-set3
materials-manufacturing-and-industrial-engineering
machining-and-machine-tool-operation

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017 recategorized Mar 5, 2021 by Lakshman Patel RJIT

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Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017

GATE2016-3-22
In a wire-cut EDM process the necessary conditions that have to be met for making a successful cut are that wire and sample are electrically non-conducting wire and sample are electrically conducting wire is electrically conducting and sample is electrically non-conducting sample is electrically conducting and wire is electrically non-conducting

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017

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gateme-2016-set3
materials-manufacturing-and-industrial-engineering
machining-and-machine-tool-operation

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Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017

GATE2016-3-55
A firm uses a turning center, a milling center and a grinding machine to produce two parts. The table below provides the machining time required for each part and the maximum machining time available on each machine. The profit per unit on parts $I$ and $II$ are $Rs. 40$ ... minutes) I II Turning machine $12$ $6$ $6000$ Milling center $4$ $10$ $4000$ Grinding Machine $2$ $3$ $1800$

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017

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gateme-2016-set3
numerical-answers
materials-manufacturing-and-industrial-engineering
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Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017

GATE2016-3-54
The demand for a two-wheeler was $900$ units and $1030$ units in April $2015$ and May $2015$, respectively. The forecast for the month of April $2015$ was $850$ units. Considering a smoothing constant of $0.6$, the forecast for the month of June $2015$ is $850$ units $927$ units $965$ units $970$ units

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017

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gateme-2016-set3
materials-manufacturing-and-industrial-engineering
operations-research

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Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017

GATE2016-3-51
In a single point turning operation with cemented carbide tool and steel work piece, it is found that the Taylor’s exponent is $0.25$. If the cutting speed is reduced by $50 \%$ then the tool life changes by ______ times.

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017

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gateme-2016-set3
numerical-answers
materials-manufacturing-and-industrial-engineering
machining-and-machine-tools-operations
tool-life-and-wear

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Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017

GATE2016-3-49
For an orthogonal cutting operation, tool material is HSS, rake angle is $22^\circ $, chip thickness is $0.8 \: mm$, speed is $48 \: m/min$ and feed is $0.4 \: mm/rev$. The shear plane angle (in degrees) is $19.24$ $29.70$ $56.00$ $68.75$

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 24, 2017

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gateme-2016-set3
materials-manufacturing-and-industrial-engineering
machining-and-machine-tools-operations

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GATE2016-3-23

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