Most answered questions in Materials, Manufacturing and Industrial Engineering / GO Mechanical

0 answers

0 votes

GATE ME 2013 | Question: 37
Cylindrical pins of $25^{\begin{Bmatrix} +0.020\\ +0.010 \end{Bmatrix}$}$ $mm$ diameter are electroplated in a shop. Thickness of the plating is $30^{\pm 2.0}$ $micron$. Neglecting gage tolerances, the size of the $GO$ gage in $mm$ to inspect the plated components is $25.042$ $25.052$ $25.074$ $25.084$

Cylindrical pins of $25^{\begin{Bmatrix} +0.020\\ +0.010 \end{Bmatrix}$}$ $mm$ diameter are electroplated in a shop. Thickness of the plating is $30^{\pm 2.0}$ $micron$....

piyag476

1.4k points

piyag476 asked Feb 19, 2017

0 answers

0 votes

GATE ME 2013 | Question: 38
During the electrochemical machining $(ECM)$ of iron (atomic weight $= 56$, valency $= 2$) at current of $1000$ $A$ with $90\%$ current efficiency, the material removal rate was observed to be $0.26 gm/s$. If Titanium (atomic weight $= 48$, valency $= 3$) ... with $90\%$ current efficiency, the expected material removal rate in $gm/s$ will be $0.11$ $0.23$ $0.30$ $0.52$

During the electrochemical machining $(ECM)$ of iron (atomic weight $= 56$, valency $= 2$) at current of $1000$ $A$ with $90\%$ current efficiency, the material removal r...

piyag476

1.4k points

piyag476 asked Feb 19, 2017

0 answers

0 votes

GATE ME 2013 | Question: 10
In a rolling process, the state of stress of the material undergoing deformation is pure compression pure shear compression and shear tension and shear

In a rolling process, the state of stress of the material undergoing deformation ispure compressionpure shearcompression and sheartension and shear

piyag476

1.4k points

piyag476 asked Feb 19, 2017

0 answers

0 votes

GATE ME 2013 | Question: 11
Match the CORRECT pairs: ... $P-4; Q-2; R-3; S-1$ $P-2; Q-3; R-4; S-1$ $P-2; Q-4; R-1; S-3$

Match the CORRECT pairs:$\begin{array}{llll} & \text{Process} & & \text{Characteristics/Applications} \\ P. & \text{Friction Welding} & 1. & \text{Non-consumable electrod...

piyag476

1.4k points

piyag476 asked Feb 19, 2017

0 answers

0 votes

GATE ME 2013 | Question: 12
A metric thread of pitch $2$ $mm$ and thread angle $60^{\circ}$ is inspected for its pitch diameter using $3$-wire method. The diameter of the best size wire in $mm$ is $0.866$ $1.000$ $1.154$ $2.000$

A metric thread of pitch $2$ $mm$ and thread angle $60^{\circ}$ is inspected for its pitch diameter using $3$-wire method. The diameter of the best size wire in $mm$ is$0...

piyag476

1.4k points

piyag476 asked Feb 19, 2017

0 answers

0 votes

GATE ME 2013 | Question: 13
Customers arrive at a ticket counter at a rate of $50$ per $hr$ and tickets are issued in the order of their arrival. The average time taken for issuing a ticket is $1$ $min$. Assuming that customer arrivals form a Poisson process and service times are exponentially distributed, the average waiting time in queue in $min$ is $3$ $4$ $5$ $6$

Customers arrive at a ticket counter at a rate of $50$ per $hr$ and tickets are issued in the order of their arrival. The average time taken for issuing a ticket is $1$ $...

piyag476

1.4k points

piyag476 asked Feb 19, 2017

0 answers

0 votes

GATE ME 2013 | Question: 14
In simple exponential smoothing forecasting, to give higher weightage to recent demand information, the smoothing constant must be close to $-1$ $\text{zero}$ $0.5$ $1.0$

In simple exponential smoothing forecasting, to give higher weightage to recent demand information, the smoothing constant must be close to$-1$$\text{zero}$$0.5$$1.0$

piyag476

1.4k points

piyag476 asked Feb 19, 2017

0 answers

0 votes

GATE ME 2013 | Question: 15
A steel bar $200$ $mm$ in diameter is turned at a feed of $0.25$ $mm$/$rev$ with a depth of cut of $4$ $mm$. The rotational speed of the workpiece is $160$ $rpm$. The material removal rate in $mm^3$/$s$ is $160$ $167.6$ $1600$ $1675.5$

A steel bar $200$ $mm$ in diameter is turned at a feed of $0.25$ $mm$/$rev$ with a depth of cut of $4$ $mm$. The rotational speed of the workpiece is $160$ $rpm$. The mat...

piyag476

1.4k points

piyag476 asked Feb 19, 2017

0 answers

0 votes

GATE ME 2013 | Question: 16
A cube shaped casting solidifies in $5$ $min$. The solidification time in min for a cube of the same material, which is $8$ times heavier than the original casting, will be $10$ $20$ $24$ $40$

A cube shaped casting solidifies in $5$ $min$. The solidification time in min for a cube of the same material, which is $8$ times heavier than the original casting, will ...

piyag476

1.4k points

piyag476 asked Feb 19, 2017

0 answers

0 votes

GATE ME 2013 | Question: 17
For a ductile material, toughness is a measure of resistance to scratching ability to absorb energy up to fracture ability to absorb energy till elastic limit resistance to indentation

For a ductile material, toughness is a measure ofresistance to scratchingability to absorb energy up to fractureability to absorb energy till elastic limitresistance to i...

piyag476

1.4k points

piyag476 asked Feb 19, 2017