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GATE2016-1-13
The instantaneous stream-wise velocity of a turbulent flow is given as follows: $u(x,y,z,t)=\overline{u}(x,y,z)+{u}'(x,y,z,t)$ The time-average of the fluctuating velocity ${u}'(x,y,z,t)$ is $\displaystyle{\frac{u'}{2}} \\$ $\displaystyle{\frac{-\overline{u}}{2}} \\$ $\text{zero}\\$ $\displaystyle{\frac{\overline{u}}{2}}$
The instantaneous stream-wise velocity of a turbulent flow is given as follows:$u(x,y,z,t)=\overline{u}(x,y,z)+{u}'(x,y,z,t)$The time-average of the fluctuating velocity ...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Fluid Mechanics
gateme-2016-set1
fluid-mechanics-and-thermal-science
fluid-mechanics
+
–
0
answers
0
votes
GATE2016-1-12
The spring constant of a helical compression spring DOES NOT depend on coil diameter material strength number of active turns wire diameter
The spring constant of a helical compression spring DOES NOT depend oncoil diametermaterial strengthnumber of active turnswire diameter
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applied Mechanics and Design
gateme-2016-set1
applied-mechanics-and-design
machine-design
springs
+
–
0
answers
0
votes
GATE2016-1-11
A single degree of freedom spring mass system with viscous damping has a spring constant of $10$ $kN/m$. The system is excited by a sinusoidal force of amplitude $100$ $N$. If the damping factor (ratio) is $0.25$, the amplitude of steady state oscillation at resonance is ________$mm$.
A single degree of freedom spring mass system with viscous damping has a spring constant of $10$ $kN/m$. The system is excited by a sinusoidal force of amplitude $100$ $N...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applied Mechanics and Design
gateme-2016-set1
numerical-answers
applied-mechanics-and-design
machine-design
springs
+
–
0
answers
0
votes
GATE2016-1-10
A car is moving on a curved horizontal road of radius $100$ $m$ with a speed of $20$ $m/s$. The rotating masses of the engine have an angular speed of $100$ $rad/s$ in clockwise direction when viewed from the front of the car. The combined moment of inertia of the rotating masses is $10$ $kg$-$m^2$. The magnitude of the gyroscopic moment (in $N$-$m$) is __________
A car is moving on a curved horizontal road of radius $100$ $m$ with a speed of $20$ $m/s$. The rotating masses of the engine have an angular speed of $100$ $rad/s$ in cl...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Theory of Machines
gateme-2016-set1
numerical-answers
gyroscope
theory-of-machines
applied-mechanics-and-design
+
–
0
answers
0
votes
GATE2016-1-9
A cantilever beam having square cross-section of side $a$ is subjected to an end load. If $a$ is increased by $19\%$, the tip deflection decreases approximately by $19\%$ $29\%$ $41\%$ $50\%$
A cantilever beam having square cross-section of side $a$ is subjected to an end load. If $a$ is increased by $19\%$, the tip deflection decreases approximately by$19\%$$...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Mechanics of Materials
gateme-2016-set1
deflection-of-beams
mechanics-of-materials
applied-mechanics-and-design
+
–
0
answers
0
votes
GATE2016-1-8
The cross sections of two hollow bars made of the same material are concentric circles as shown in the figure. It is given that $r_3>r_1$ and $r_4 > r_2$, and that the areas of the cross-sections are the same. $J_1$ and $J_2$ are the torsional rigidities of the bars on ... , respectively. The ratio $\displaystyle{\frac{J_2}{J_1}}$ is $>1$ $<0.5$ $=1$ between $0.5$ and $1$
The cross sections of two hollow bars made of the same material are concentric circles as shown in the figure. It is given that $r_3>r_1$ and $r_4 r_2$, and that the are...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applied Mechanics and Design
gateme-2016-set1
applied-mechanics-and-design
mechanics-of-materials
+
–
0
answers
0
votes
GATE2016-1-7
A point mass $M$ is released from rest and slides down a spherical bowl (of radius $R$) from a height $H$ as shown in the figure below. The surface of the bowl is smooth (no friction). The velocity of the mass at the bottom of the bowl is $\sqrt{gH}$ $\sqrt{2gR}$ $\sqrt{2gH}$ $0$
A point mass $M$ is released from rest and slides down a spherical bowl (of radius $R$) from a height $H$ as shown in the figure below. The surface of the bowl is smooth ...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Theory of Machines
gateme-2016-set1
theory-of-machines
applied-mechanics-and-design
+
–
0
answers
0
votes
GATE2016-1-6
A rigid ball of weight $100$ $N$ is suspended with the help of a string. The ball is pulled by a horizontal force $F$ such that the string makes an angle of $30^o$ with the vertical. The magnitude of force $F$ (in $N$) is __________
A rigid ball of weight $100$ $N$ is suspended with the help of a string. The ball is pulled by a horizontal force $F$ such that the string makes an angle of $30^o$ with t...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applied Mechanics and Design
gateme-2016-set1
numerical-answers
applied-mechanics-and-design
mechanics-of-materials
+
–
0
answers
0
votes
GATE2016-1-5
Solve the equation $x=10\cos(x)$ using the Newton-Raphson method. The initial guess is $x=\pi /4$. The value of the predicted root after the first iteration, up to second decimal, is ________
Solve the equation $x=10\cos(x)$ using the Newton-Raphson method. The initial guess is $x=\pi /4$. The value of the predicted root after the first iteration, up to second...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Numerical Methods
gateme-2016-set1
numerical-answers
numerical-methods
newton-raphson-method
+
–
0
answers
0
votes
GATE2016-1-4
Consider a Poisson distribution for the tossing of a biased coin. The mean for this distribution is $μ$. The standard deviation for this distribution is given by $\sqrt{\mu }$ $\mu ^2$ $\mu$ $1/\mu$
Consider a Poisson distribution for the tossing of a biased coin. The mean for this distribution is $μ$. The standard deviation for this distribution is given by$\sqrt{\...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Probability and Statistics
gateme-2016-set1
probability-and-statistics
probability
poisson-distribution
mode-and-standard-deviation
+
–
0
answers
0
votes
GATE2016-1-3
$f(z)=u(x,y)+iv(x,y)$ is an analytic function of complex variable $z=x+iy$ where $i=\sqrt{-1}$. If $u(x,y)$=$2xy$ , then $v(x,y)$ may be expressed as $-x^2 + y^2 + $ constant $x^2 – y^2 +$ constant $x^2 + y^2 +$ constant $-(x^2 + y^2) +$ constant
$f(z)=u(x,y)+iv(x,y)$ is an analytic function of complex variable $z=x+iy$ where $i=\sqrt{-1}$. If $u(x,y)$=$2xy$ , then $v(x,y)$ may be expressed as$-x^2 + y^2 + $ const...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Calculus
gateme-2016-set1
calculus
complex-variables
+
–
0
answers
0
votes
GATE2016-1-2
If $f(t)$ is a function defined for all $t \geq 0$, its Laplace transform $F(s)$ is defined as $\int_{0}^{\infty }e^{st}f(t)dt \\$ $\int_{0}^{\infty }e^{-st}f(t)dt \\$ $\int_{0}^{\infty }e^{ist}f(t)dt \\$ $\int_{0}^{\infty }e^{-ist}f(t)dt$
If $f(t)$ is a function defined for all $t \geq 0$, its Laplace transform $F(s)$ is defined as$\int_{0}^{\infty }e^{st}f(t)dt \\$$\int_{0}^{\infty }e^{-st}f(t)dt \\$$\int...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Differential Equations
gateme-2016-set1
differential-equations
laplace-transforms
+
–
0
answers
0
votes
GATE2016-1-1
The solution to the system of equations $\begin{bmatrix} 2 & 5\\-4 &3 \end{bmatrix}\begin{bmatrix} x\\y \end{bmatrix}=\begin{bmatrix} 2\\ -30 \end{bmatrix}$ is $6,2$ $-6,2$ $-6,-2$ $6,-2$
The solution to the system of equations$\begin{bmatrix} 2 & 5\\-4 &3 \end{bmatrix}\begin{bmatrix} x\\y \end{bmatrix}=\begin{bmatrix} 2\\ -30 \end{bmatrix}$ is$6,2$$-6,2$$...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Linear Algebra
gateme-2016-set1
linear-algebra
matrices
system-of-equations
+
–
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 10
A coin is tossed thrice. Let C be the event that head occurs in each of first two tosses. Let Y be the event that tails occurs in third toss. Let Z be the event that two tails occur in three tosses. Based on the above information, ... statement is TRUE? X and Y are not independent Y and Z are dependent Y and Z are independent X and Z are independent
A coin is tossed thrice. Let C be the event that head occurs in each of first two tosses. Let Y be the event that tails occurs in third toss. Let Z be the event that two ...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Quantitative Aptitude
gateme-2015-set3
numerical-ability
probability
+
–
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 9
Right triangle $PQR$ is to be constructed in $xy$-plane so that the right angle is at $P$ and line $PR$ is parallel to $x$-axis.The $x$ and $y$ coordinates of $P$, $Q$ and $R$ are to be integers that satisfies the inequalities: ... $6\leq y\leq 16$. How many different triangles could be constructed with these properties? $110$ $1100$ $9900$ $10000$
Right triangle $PQR$ is to be constructed in $xy$-plane so that the right angle is at $P$ and line $PR$ is parallel to $x$-axis.The $x$ and $y$ coordinates of $P$, $Q$ an...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Quantitative Aptitude
gateme-2015-set3
numerical-ability
geometry
+
–
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 8
In the given figure $Q$ is a right triangle, $PS:QS = 3:1$ $RT:QT = 5:2$ $PU:UR = 1:1$ If area of triangle $QTS$ is $20$ $cm^2$, then the area of triangle $PQR$ in $cm^2$ is_____
In the given figure $Q$ is a right triangle, $$PS:QS = 3:1$$ $$RT:QT = 5:2$$ $$PU:UR = 1:1$$ If area of triangle $QTS$ is $20$ $cm^2$, then the area of triangle $PQR$ in ...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Quantitative Aptitude
gateme-2015-set3
numerical-answers
numerical-ability
geometry
+
–
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 7
Given below are two statements followed by two conclusions. Assuming these statements to be true, decide which one logically follows: Statements: No manager is a leader. All leaders are executives. Conclusions: No manager is an ... Only conclusion I follows Only conclusion II follows Neither conclusion I nor II follows Both conclusion I and II follows
Given below are two statements followed by two conclusions. Assuming these statements to be true, decide which one logically follows:Statements:No manager is a leader.All...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Analytical Aptitude
gateme-2015-set3
analytical-aptitude
logical-reasoning
statements-follow
+
–
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 5
Five teams have to compete in a league, with every team playing every other team exactly once, before going to the next round. How many matches will have to held to complete the league round of matches? $20$ $10$ $8$ $5$
Five teams have to compete in a league, with every team playing every other team exactly once, before going to the next round. How many matches will have to held to compl...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Quantitative Aptitude
gateme-2015-set3
numerical-ability
counting
+
–
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 4
Tanya is older than Eric. Cliff is older than Tanya. Eric is older than Cliff. If the first two statements are true ,then the third statement is : True False Uncertain Data insufficient
Tanya is older than Eric.Cliff is older than Tanya.Eric is older than Cliff. If the first two statements are true ,then the third statement is :TrueFalseUncertainDa...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Analytical Aptitude
gateme-2015-set3
analytical-aptitude
logical-reasoning
+
–
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 3
Choose the statement where underlined word is used correctly When the teacher eludes to different authors, he is being elusive. When the thief keeps eluding the police, he is being elusive. Matters that are difficult to understand, identify or remember are allusive. Mirages can be allusive, but a better way to express them is illusory.
Choose the statement where underlined word is used correctlyWhen the teacher eludes to different authors, he is being elusive.When the thief keeps eluding the police, he ...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Verbal Aptitude
gateme-2015-set3
verbal-ability
english-grammar
+
–
0
answers
0
votes
GATE Mechanical 2015 Set 3 | GA Question: 1
Choose the appropriate word/phrase, out of the four options given below, to complete the following sentence: Apparent lifelessness _________ dormant life. harbours leads to supports affects
Choose the appropriate word/phrase, out of the four options given below, to complete the following sentence:Apparent lifelessness _________ dormant life.harboursleads tos...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Verbal Aptitude
gateme-2015-set3
verbal-ability
most-appropriate-word
+
–
0
answers
0
votes
GATE2015-3-55
A mixture of ideal gases has the following composition by mass: $\begin{array}{|c|c|c|} \hline N_2 & O_2 & CO_2 \\ \hline 60\% & 30\% & 10 \% \\ \hline \end{array}$ If the universal gas constant is $8314 \: J/kmol-K$, the characteristic gas constant of the mixture (in $J/kg-K$) is ________
A mixture of ideal gases has the following composition by mass:$\begin{array}{|c|c|c|} \hline N_2 & O_2 & CO_2 \\ \hline 60\% & 30\% & 10 \% \\ \hline \end{array}$If the ...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Thermodynamics
gateme-2015-set3
numerical-answers
thermodynamics
behaviour-of-ideal-and-real-gases
fluid-mechanics-and-thermal-science
+
–
0
answers
0
votes
GATE2015-3-54
A brick wall $\left(k=0.9\displaystyle{\frac{W}{m.k}}\right)$ of thickness $0.18$ $m$ separates the warm air in a room from the cold ambient air. On a particular winter day, the outside air temperature is $−5^\circ C$ ... resistance of the air inside the room, the heat loss, in $\displaystyle{\frac{W}{m^2}}$, is $88$ $110$ $128$ $160$
A brick wall $\left(k=0.9\displaystyle{\frac{W}{m.k}}\right)$ of thickness $0.18$ $m$ separates the warm air in a room from the cold ambient air. On a particular winter d...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Heat Transfer
gateme-2015-set3
fluid-mechanics-and-thermal-science
heat-transfer
+
–
0
answers
0
votes
GATE2015-3-53
One side of a wall is maintained at $400 \: K$ and the other at $300 \: K$. The rate of heat transfer through the wall is $1000 \: W$ and the surrounding temperature is $25^\circ C$. Assuming no generation of heat within the wall, the irreversibility (in $W$) due to heat transfer through the wall is ________
One side of a wall is maintained at $400 \: K$ and the other at $300 \: K$. The rate of heat transfer through the wall is $1000 \: W$ and the surrounding temperature is $...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Heat Transfer
gateme-2015-set3
numerical-answers
fluid-mechanics-and-thermal-science
heat-transfer
+
–
0
answers
0
votes
GATE2015-3-52
Which of the following statements are TRUE, when the cavitation parameter $\sigma =0$? the local pressure is reduced to vapor pressure cavitation starts boiling of liquid starts cavitation stops (i), (ii) and (iv) only (ii) and (iii) only (i) and (iii) (i), (ii) and (iii)
Which of the following statements are TRUE, when the cavitation parameter $\sigma =0$?the local pressure is reduced to vapor pressurecavitation startsboiling of liquid st...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applications
gateme-2015-set3
fluid-mechanics-and-thermal-science
applications
vapour-and-gas-power-cycles
+
–
0
answers
0
votes
GATE2015-3-51
For the linear programming problem: $\begin{array}{ll} \text{Maximize} & Z = 3X_1 + 2X_2 \\ \text{Subject to} &−2X_1 + 3X_2 \leq 9\\ & X_1 − 5 X_2 \geq −20 \\ & X_1, X_2 \geq 0 \end{array}$ The above problem has unbounded solution infeasible solution alternative optimum solution degenerate solution
For the linear programming problem:$$\begin{array}{ll} \text{Maximize} & Z = 3X_1 + 2X_2 \\ \text{Subject to} &−2X_1 + 3X_2 \leq 9\\ & X_1 − 5 X_2 \geq −20 \\ &...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Numerical Methods
gateme-2015-set3
numerical-methods
linear-programming
+
–
0
answers
0
votes
GATE2015-3-50
The dimensions of a cylindrical side riser (height = diameter) for a $25 \: cm \times 15 \: cm \times 5 \: cm$ steel casting are to be determined. For the tabulated shape factor values given below, the diameter of the riser (in $cm$ ...
The dimensions of a cylindrical side riser (height = diameter) for a $25 \: cm \times 15 \: cm \times 5 \: cm$ steel casting are to be determined. For the tabulated shape...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Mechanics of Materials
gateme-2015-set3
numerical-answers
thin-cylinders
mechanics-of-materials
applied-mechanics-and-design
+
–
0
answers
0
votes
GATE2015-3-49
A shaft of length $90 \: mm$ has a tapered portion of length $55 \: mm$. The diameter of the taper is $80 \: mm$ at one end and $65 \: mm$ at the other. If the taper is made by tailstock set over method, the taper angle and the set over respectively are $15^\circ 32′$ and $12.16 \: mm$ $18^\circ 32′$ and $15.66 \: mm$ $11^\circ 22′$ and $10.26 \: mm$ $10^\circ 32′$ and $14.46 \: mm$
A shaft of length $90 \: mm$ has a tapered portion of length $55 \: mm$. The diameter of the taper is $80 \: mm$ at one end and $65 \: mm$ at the other. If the taper is m...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applied Mechanics and Design
gateme-2015-set3
applied-mechanics-and-design
mechanics-of-materials
torsion-of-circular-shafts
+
–
0
answers
0
votes
GATE2015-3-48
A cantilever bracket is bolted to a column using three M$12×1.75$ bolts P, Q and R. The value of maximum shear stress developed in the bolt P (in $MPa$) is ________
A cantilever bracket is bolted to a column using three M$12×1.75$ bolts P, Q and R. The value of maximum shear stress developed in the bolt P (in $MPa$) is ________
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applied Mechanics and Design
gateme-2015-set3
numerical-answers
applied-mechanics-and-design
mechanics-of-materials
deflection-of-beams
+
–
0
answers
0
votes
GATE2015-3-47
The torque (in $N$-$m$) exerted on the crank shaft of a two stroke engine can be described as $T = 10000 + 1000 \sin(2θ) − 1200 \cos(2θ)$, where $θ$ is the crank angle as measured from inner dead center position. Assuming the resisting torque to be constant, the power (in $kW$) developed by the engine at $100$ $rpm$ is ________
The torque (in $N$-$m$) exerted on the crank shaft of a two stroke engine can be described as $T = 10000 + 1000 \sin(2θ) − 1200 \cos(2θ)$, where $θ$ is the crank ang...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applications
gateme-2015-set3
numerical-answers
fluid-mechanics-and-thermal-science
applications
i.c-engines
+
–
0
answers
0
votes
GATE2015-3-46
For the overhanging beam shown in figure, the magnitude of maximum bending moment (in $kN$-$m$) is ________
For the overhanging beam shown in figure, the magnitude of maximum bending moment (in $kN$-$m$) is ________
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applied Mechanics and Design
gateme-2015-set3
numerical-answers
applied-mechanics-and-design
mechanics-of-materials
deflection-of-beams
+
–
0
answers
0
votes
GATE2015-3-45
A bullet spins as the shot is fired from a gun. For this purpose, two helical slots as shown in the figure are cut in the barrel. Projections $A$ and $B$ on the bullet engage in each of the slots. Helical slots are such that one turn of helix is completed over a ... $m$. If velocity of bullet when it exits the barrel is $20$ $m/s$, its spinning speed in $rad/s$ is ________
A bullet spins as the shot is fired from a gun. For this purpose, two helical slots as shown in the figure are cut in the barrel. Projections $A$ and $B$ on the bullet en...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applications
gateme-2015-set3
numerical-answers
velocity-diagrams
applications
fluid-mechanics-and-thermal-science
+
–
0
answers
0
votes
GATE2015-3-44
Laplace transform of the function $f(t)$ is given by $F(s)=L\begin{bmatrix} f(t) \end{bmatrix}=\int_{0}^{\infty }f(t)e^{-st}dt$ . Laplace transform of the function shown below is given by $\displaystyle{\frac{1-e^{-2s}}{s}} \\$ $\displaystyle{\frac{1-e^{-s}}{2s}} \\$ $\displaystyle{\frac{2-2e^{-s}}{s}} \\$ $\displaystyle{\frac{1-2e^{-s}}{s}}$
Laplace transform of the function $f(t)$ is given by $F(s)=L\begin{bmatrix} f(t) \end{bmatrix}=\int_{0}^{\infty }f(t)e^{-st}dt$ . Laplace transform of the function shown ...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Differential Equations
gateme-2015-set3
differential-equations
laplace-transforms
+
–
0
answers
0
votes
GATE2015-3-43
Newton-Raphson method is used to find the roots of the equation, $x^3+3x^2+3x-1=0$. If the initial guess is $x_0=1$, then the value of $x$ after $2^{nd}$ iteration is ________
Newton-Raphson method is used to find the roots of the equation, $x^3+3x^2+3x-1=0$. If the initial guess is $x_0=1$, then the value of $x$ after $2^{nd}$ iteration is ___...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Numerical Methods
gateme-2015-set3
numerical-answers
numerical-methods
newton-raphson-method
+
–
0
answers
0
votes
GATE2015-3-42
For a given matrix $P=\begin{bmatrix} 4+3i & -i\\ i & 4-3i \end{bmatrix}$, where $i=\sqrt{-1}$, the inverse of matrix $P$ is $P=\displaystyle{\frac{1}{24}}\begin{bmatrix} 4-3i & i\\ -i & 4+3i \end{bmatrix} \\$ ... $P=\displaystyle{\frac{1}{25}}\begin{bmatrix} 4+3i & -i\\ i & 4-3i \end{bmatrix} \\$
For a given matrix $P=\begin{bmatrix} 4+3i & -i\\ i & 4-3i \end{bmatrix}$, where $i=\sqrt{-1}$, the inverse of matrix $P$ is$P=\displaystyle{\frac{1}{24}}\begin{bmatrix} ...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Linear Algebra
gateme-2015-set3
linear-algebra
matrices
+
–
0
answers
0
votes
GATE2015-3-41
The value of $\int_{C}^{ }[(3x-8y^2)dx+(4y-6xy)dy]$, (where $C$ is the boundary of the region bounded by $x$ = $0$, $y$ = $0$ and $x+y$ = $1$) is ________
The value of $\int_{C}^{ }[(3x-8y^2)dx+(4y-6xy)dy]$, (where $C$ is the boundary of the region bounded by $x$ = $0$, $y$ = $0$ and $x+y$ = $1$) is ________
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Calculus
gateme-2015-set3
numerical-answers
calculus
initial-and-boundary-value-problems
+
–
0
answers
0
votes
GATE2015-3-40
A solid sphere $1$ of radius ‘$r$’ is placed inside a hollow, closed hemispherical surface $2$ of radius ‘$4r$’. The shape factor $F_{2-1}$ is $1/12$ $1/2$ $2$ $12$
A solid sphere $1$ of radius ‘$r$’ is placed inside a hollow, closed hemispherical surface $2$ of radius ‘$4r$’. The shape factor $F_{2-1}$ is$1/12$$1/2$$2$$12$
Arjun
28.5k
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Arjun
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Feb 24, 2017
Heat Transfer
gateme-2015-set3
view-factors
heat-transfer
fluid-mechanics-and-thermal-science
+
–
0
answers
0
votes
GATE2015-3-39
Air in a room is at $35^\circ C$ and $60 \%$ relative humidity (RH). The pressure in the room is $0.1 \: MPa$. The saturation pressure of water at $35^ \circ C$ is $5.63 kPa$. The humidity ratio of the air (in $gram/kg$ of dry air) is ________
Air in a room is at $35^\circ C$ and $60 \%$ relative humidity (RH). The pressure in the room is $0.1 \: MPa$. The saturation pressure of water at $35^ \circ C$ is $5.63...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applications
gateme-2015-set3
numerical-answers
applications
fluid-mechanics-and-thermal-science
+
–
0
answers
0
votes
GATE2015-3-38
Steam enters a turbine at $30$ bar, $300^\circ C \: (u = 2750 \: kJ/kg$, $h = 2993 \: kJ/kg)$ and exits the turbine as saturated liquid at $15 \: kPa \: (u = 225 \: kJ/kg$, $h = 226 \: kJ/kg)$. Heat loss to the ... $kJ/kg$ of steam) is ________
Steam enters a turbine at $30$ bar, $300^\circ C \: (u = 2750 \: kJ/kg$, $h = 2993 \: kJ/kg)$ and exits the turbine as saturated liquid at $15 \: kPa \: (u = 225 \: kJ/kg...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applications
gateme-2015-set3
numerical-answers
fluid-mechanics-and-thermal-science
applications
turbomachinery
+
–
0
answers
0
votes
GATE2015-3-37
Refrigerant vapor enters into the compressor of a standard vapor compression cycle at −$10^\circ C \:(h = 402 \: kJ/kg)$ and leaves the compressor at $50^\circ C \: (h = 432 \: kJ/kg)$. It leaves the condenser at $30^\circ C \: (h = 237 \: kJ/kg)$. The COP of the cycle is ________
Refrigerant vapor enters into the compressor of a standard vapor compression cycle at −$10^\circ C \:(h = 402 \: kJ/kg)$ and leaves the compressor at $50^\circ C \: (h ...
Arjun
28.5k
points
Arjun
asked
Feb 24, 2017
Applications
gateme-2015-set3
numerical-answers
fluid-mechanics-and-thermal-science
applications
refrigeration-and-air-conditioning
+
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