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Recent questions tagged gateme-2014-set2
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GATE Mechanical 2014 Set 2 | Question: 18
If there are $m$ sources and $n$ destinations in a transportation matrix, the total number of basic variables in a basic feasible solution is $m + n$ $m + n + 1$ $m + n − 1$ $m$
Arjun
asked
in
Linear Algebra
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
linear-algebra
matrix-algebra
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 19
A component can be produced by any of the four processes $I$, $II$, $III$ and $IV$. The fixed cost and the variable cost for each of the processes are listed below. The most economical process for producing a batch of $100$ ... $I$ $II$ $III$ $IV$
Arjun
asked
in
Mechanics of Materials
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
mechanics-of-materials
0
answers
0
votes
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
by
Arjun
27.4k
points
gateme-2014-set2
materials-manufacturing-and-industrial-engineering
casting-forming-and-joining-process
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 24
The relationship between true strain ($\epsilon _T$) and engineering strain ($\epsilon _E$) in a uniaxial tension test is given as $\epsilon _E=ln(1+\epsilon _T)$ $\epsilon _E=ln(1-\epsilon _T)$ $\epsilon _T=ln(1+\epsilon _E)$ $\epsilon _T=ln(1-\epsilon _E)$
Arjun
asked
in
Applied Mechanics and Design
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
applied-mechanics-and-design
mechanics-of-materials
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 23
The following four unconventional machining processes are available in a shop floor. The most appropriate one to drill a hole of square cross section of $6$ $mm \times 6$ $mm$ and $25$ $mm$ deep is Abrasive Jet Machining Plasma Arc Machining Laser Beam Machining Electro Discharge Machining
Arjun
asked
in
Materials, Manufacturing and Industrial Engineering
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
materials-manufacturing-and-industrial-engineering
casting-forming-and-joining-process
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 22
Match the Machine Tools (Group A) with the probable Operations (Group B): ... $P-2, Q-1, R-4, S-3$ $P-3, Q-1, R-4, S-2$ $P-3, Q-4, R-2, S-1$
Arjun
asked
in
Materials, Manufacturing and Industrial Engineering
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
materials-manufacturing-and-industrial-engineering
machining-and-machine-tools-operations
mechanics-of-machining
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 21
A robot arm $PQ$ with end coordinates $P(0,0)$ and $Q(2,5)$ rotates counter clockwise about $P$ in the $XY$ plane by $90^\circ$. The new coordinate pair of the end point Q is $(−2,5)$ $(−5,2)$ $(−5, −2)$ $(2, −5)$
Arjun
asked
in
Materials, Manufacturing and Industrial Engineering
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
materials-manufacturing-and-industrial-engineering
computer-integrated-manufacturing
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 20
The flatness of a machine bed can be measured using Vernier calipers Auto collimator Height gauge Tool maker’s microscope
Arjun
asked
in
Materials, Manufacturing and Industrial Engineering
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
materials-manufacturing-and-industrial-engineering
metrology-and-inspection
alignment-and-testing-methods
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 17
The difference in pressure (in $N/m^2$) across an air bubble of diameter $0.001$ $m$ immersed in water (surface tension $= 0.072$ $N/m$) is _______
Arjun
asked
in
Applications
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
numerical-answers
applications
fluid-mechanics-and-thermal-science
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 16
In a heat exchanger, it is observed that $ΔT_1$ = $ΔT_2$, where $ΔT_1$ is the temperature difference between the two single phase fluid streams at one end and $ΔT_2$ is the temperature difference at the other end. This heat exchanger is a condenser an evaporator a counter flow heat exchanger a parallel flow heat exchanger
Arjun
asked
in
Heat Transfer
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
fluid-mechanics-and-thermal-science
heat-transfer
heat-exchanger
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 4
A box contains $25$ parts of which $10$ are defective. Two parts are being drawn simultaneously in a random manner from the box. The probability of both the parts being good is $\dfrac{7}{20} \\$ $\dfrac{42}{125} \\$ $\dfrac{25}{29} \\$ $\dfrac{5}{9}$
Arjun
asked
in
Probability and Statistics
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
probability-and-statistics
probability
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 5
The best approximation of the minimum value attained by $e^{-x}\sin(100x)$ for $x\geq 0$ is _______
Arjun
asked
in
Numerical Methods
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
numerical-answers
numerical-methods
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 3
Curl of vector $\overrightarrow{F}=x^2z^2\hat{i}-2xy^2z\hat{j}+2y^2z^3\hat{k}$ is $(4yz^3+2xy^2)\hat{i}+2x^2z\hat{j}-2y^2z\hat{k}$ $(4yz^3+2xy^2)\hat{i}-2x^2z\hat{j}-2y^2z\hat{k}$ $2xz^2\hat{i}-4xyz\hat{j}+6y^2z^2\hat{k}$ $2xz^2\hat{i}+4xyz\hat{j}+6y^2z^2\hat{k}$
Arjun
asked
in
Calculus
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
calculus
vector-identities
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 15
A pure substance at $8$ $MPa$ and $400^0C$ is having a specific internal energy of $2864$ $kJ/kg$ and a specific volume of $0.03432$ $m^3$/$kg$. Its specific enthalpy (in $kJ/kg$) is _______
Arjun
asked
in
Thermodynamics
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
numerical-answers
properties-of-pure-substances
thermodynamics
fluid-mechanics-and-thermal-science
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 14
For an incompressible flow field, $\overrightarrow{V}$, which one of the following conditions must be satisfied? $\bigtriangledown \cdot \overrightarrow{V}=0$ $\bigtriangledown \times \overrightarrow{V}=0$ ... $\frac{\partial \overrightarrow{V}}{\partial t}+(\overrightarrow{V} \cdot \bigtriangledown) \overrightarrow{V}=0$
Arjun
asked
in
Fluid Mechanics
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
fluid-mechanics-and-thermal-science
fluid-mechanics
fluid-properties
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 13
The thermal efficiency of an air-standard Brayton cycle in terms of pressure ratio $r_p$ and $\gamma (= c_p /c_v)$ is given by $1-\dfrac{1}{{r_p}^{\gamma -1}} \\$ $1-\dfrac{1}{{r_p}^{\gamma }} \\$ $1-\dfrac{1}{{r_p}^{1/\gamma }} \\$ $1-\dfrac{1}{{r_p}^{(\gamma -1)/\gamma }}$
Arjun
asked
in
Heat Transfer
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
fluid-mechanics-and-thermal-science
heat-transfer
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 12
For laminar forced convection over a flat plate, if the free stream velocity increases by a factor of $2$, the average heat transfer coefficient remains same decreases by a factor of $\sqrt{2}$ rises by a factor of $\sqrt{2}$ rises by a factor of $\sqrt{4}$
Arjun
asked
in
Heat Transfer
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
fluid-mechanics-and-thermal-science
heat-transfer
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 11
A thin plate of uniform thickness is subject to pressure as shown in the figure below Under the assumption of plane stress, which one of the following is correct? Normal stress is zero in the z-direction Normal stress is tensile in the z-direction Normal stress is compressive in the z-direction Normal stress varies in the z-direction
Arjun
asked
in
Mechanics of Materials
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
mechanics-of-materials
plane-stress
applied-mechanics-and-design
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 10
In a structure subjected to fatigue loading, the minimum and maximum stresses developed in a cycle are $200$ $MPa$ and $400$ $MPa$ respectively. The value of stress amplitude (in $MPa$) is _______
Arjun
asked
in
Applied Mechanics and Design
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
numerical-answers
applied-mechanics-and-design
mechanics-of-materials
stress-strain
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 9
In vibration isolation, which one of the following statements is NOT correct regarding Transmissibility (T)? T is nearly unity at small excitation frequencies T can be always reduced by using higher damping at any excitation frequency T is unity at the frequency ratio of $\sqrt{2}$ T is infinity at resonance for undamped systems
Arjun
asked
in
Applied Mechanics and Design
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
applied-mechanics-and-design
vibrations
vibration-isolation
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 8
A $4$-bar mechanism with all revolute pairs has link lengths $l_f$ = $20$ $mm$, $l_{\text{in}} = 40$ $mm$, $l_{\text{co}} =50$ $mm$ and $l_{\text{out}} =60$ $mm$ ... motion Both links cannot execute full circular motion Only the output link cannot execute full circular motion Only the input link cannot execute full circular motion
Arjun
asked
in
Applied Mechanics and Design
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
theory-of-mechanics
applied-mechanics-and-design
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 7
A two member truss ABC is shown in the figure. The force (in $kN$) transmitted in member AB is _______
Arjun
asked
in
Applied Mechanics and Design
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
numerical-answers
applied-mechanics-and-design
engineering-mechanics
trusses
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 6
A steel cube, with all faces free to deform, has Young's modulus, $E$, Poisson's ratio, $ν$, and coefficient of thermal expansion, $\alpha$. The pressure (hydrostatic stress) developed within the cube, when it is subjected to a uniform increase in temperature, $\Delta T$, ... $-\dfrac{\alpha (\Delta T)E}{1-2V} \\$ $\dfrac{\alpha (\Delta T)E}{3(1-2V)}$
Arjun
asked
in
Applied Mechanics and Design
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
applied-mechanics-and-design
mechanics-of-materials
poissons-ratio
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 2
$ \displaystyle{}\lim_{x\rightarrow 0} \left( \dfrac{e^{2x}-1}{\sin(4x)} \right )$ is equal to $0$ $0.5$ $1$ $2$
Arjun
asked
in
Calculus
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
calculus
limits
0
answers
0
votes
GATE Mechanical 2014 Set 2 | Question: 1
One of the eigen vectors of the matrix $\begin{bmatrix} -5 & 2\\ -9 & 6 \end{bmatrix}$ is $\begin{Bmatrix} -1\\ 1 \end{Bmatrix} \\$ $\begin{Bmatrix} -2\\ 9 \end{Bmatrix} \\$ $\begin{Bmatrix} 2\\ -1 \end{Bmatrix} \\$ $\begin{Bmatrix} 1\\ 1 \end{Bmatrix} \\$
Arjun
asked
in
Linear Algebra
Feb 19, 2017
by
Arjun
27.4k
points
gateme-2014-set2
linear-algebra
eigen-values
eigen-vectors
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