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GATE2018150
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A bar is compressed to half to its original length. The magnitude of true strain produced in the deformed bar is __________ (correct to two decimal places)
gate2018me1
numericalanswers
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Feb 17, 2018
in
Mechanics of Materials
by
Arjun
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points)
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Jan 15
by
jothee
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Answer:
0.69 : 0.70
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GATE2018148
The true stress $(\sigma)$  true strain $(\varepsilon)$ diagram of a strain hardening material is shown in figure. First, there is loading up to point A, i.e., up to stress of $500$ MPa and strain of $0.5$. Then from point A, there is unloading ... . Given that the Young's modulus $E=200$ GPa, te natural strain at point B$(\varepsilon_B)$ is _____ (correct to three decimal places)
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Feb 17, 2018
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Mechanics of Materials
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Arjun
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gate2018me1
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GATE2018139
A simply supported beam of width $100$ mm, height $200$ mm and length 4 m is carrying a uniformly distributed load of intensity $10$ kN/m. The maximum bending stress (in MPa) in the beam is _________ (correct to one decimal place)
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Feb 17, 2018
in
Mechanics of Materials
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Arjun
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21.2k
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gate2018me1
numericalanswers
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GATE2018111
In a linearly hardening plastic material, the true stress beyond initial yielding increases linearly with the true strain decreases linearly with the true strain first increases linearly and then decreases linearly with the true strain remains constant
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Feb 17, 2018
in
Mechanics of Materials
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Arjun
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21.2k
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gate2018me1
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GATE2018155
An electrochemical machining (ECM) is to be used to cut a through hole into a $12$ mm thick aluminum plate. The hole has a rectangular crosssection. $10 \: mm \times 30 \:mm$. The ECM operation will be accomplished in $2$ minutes, with efficiency of $90 \%$. Assuming ... , the current (in A) required is __________ (correct to two decimal places).
asked
Feb 17, 2018
in
Computer Integrated Manufacturing
by
Arjun
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21.2k
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gate2018me1
numericalanswers
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GATE2018154
Block P of mass $2$ kg slides down the surface and has a speed $20$ m/s at the lowest point, Q, where the local radius of curvature is $2$ m as shown in the figure. Assuming $g=10 \: m/s^2$, the normal force (in N) at Q is ____ correct to two decimal places.
asked
Feb 17, 2018
in
Engineering Mechanics
by
Arjun
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21.2k
points)
gate2018me1
numericalanswers
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