GATE Mechanical 2014 Set 3 | Question: 25

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017 recategorized Mar 4, 2021 by Lakshman Patel RJIT

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The hot tearing in a metal casting is due to

high fluidity
high melt temperature
wide range of solidification temperature
low coefficient of thermal expansion

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Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017 recategorized Mar 4, 2021 by Lakshman Patel RJIT

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Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017

GATE Mechanical 2014 Set 3 | Question: 52
A cylindrical blind riser with diameter d and height h , is placed on the top of the mold cavity of a closed type san d mold as shown in the figure. If the riser is of constant volume, then the rate of solidification in the riser is the least when the ratio h:d is $1:2$ $2:1$ $1:4$ $4:1$

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017

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Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017

GATE Mechanical 2014 Set 3 | Question: 22
Match the casting defects (Group A) with the probable causes (Group B): ... $P-4, Q-3, R-2, S-1$ $P-3, Q-4, R-2, S-1$ $P-1, Q-2, R-4, S-3$

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017

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Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017

GATE Mechanical 2014 Set 4 | Question: 25
In a rolling process, the maximum possible draft, defined as the difference between the initial and the final thickness of the metal sheet, mainly depends on which pair of the following parameters? P: Strain Q: Strength of the work material R: Roll diameter S: Roll velocity T: Coefficient of friction between roll and work Q,S R,T S,T P,R

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017

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Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017

GATE Mechanical 2014 Set 2 | Question: 25
With respect to metal working, match Group A with Group B: ... $P-III, Q-I, R-VI, S-V$ $P-III, Q-I, R-IV, S-VI$ $P-I, Q-II, R-V, S-VI$

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017

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Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017

GATE Mechanical 2014 Set 3 | Question: 54
Which pair of following statements is correct for orthogonal cutting using a single-point cutting tool? P. Reduction in friction angle increases cutting force Q. Reduction in friction angle decreases cutting force R. Reduction in friction angle increases chip thickness S. Reduction in friction angle decreases chip thickness P and R P and S Q and R Q and S

Arjun asked in Materials, Manufacturing and Industrial Engineering Feb 19, 2017

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GATE Mechanical 2014 Set 3 | Question: 25

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