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Questions by Arjun
7
7 votes
4
4 answers
GATE CH 2022 | GA | Question: 1
Inhaling the smoke from a burning ______________ could ____________ you quickly.tire / tiertire / tyretyre / tiretyre / tier
asked
Feb 15, 2022
Verbal Aptitude
gatech-2022
verbal-aptitude
most-appropriate-word
+
–
3
3 votes
2
2 answers
GATE CH 2022 | GA | Question: 2
A sphere of radius $r$ $\text{cm}$ is packed in a box of cubical shape.What should be the minimum volume (in $\text{cm}^{3}$) of the box that can enclose the sphere?$\fra...
asked
Feb 15, 2022
Quantitative Aptitude
gatech-2022
quantitative-aptitude
mensuration
volume
+
–
14
14 votes
5
answers
5 answers
GATE CH 2022 | GA | Question: 3
Pipes $\text{P}$ and $\text{Q}$ can fill a storage tank in full with water in $10$ and $6$ minutes, respectively. Pipe $\text{R}$ draws the water out from the storage tan...
asked
Feb 15, 2022
Quantitative Aptitude
gatech-2022
quantitative-aptitude
work-time
+
–
4
4 votes
3
3 answers
GATE CH 2022 | GA | Question: 4
Six persons $\text{P, Q, R, S, T and U}$ are sitting around a circular table facing the center not necessarily in the same order. Consider the following statements:$\text...
asked
Feb 15, 2022
Analytical Aptitude
gatech-2022
analytical-aptitude
round-table-arrangement
+
–
6
6 votes
2
answers
2 answers
GATE CH 2022 | GA | Question: 5
A building has several rooms and doors as shown in the top view of the building given below. The doors are closed initially.What is the minimum number of doors that need ...
asked
Feb 15, 2022
Analytical Aptitude
gatech-2022
analytical-aptitude
logical-reasoning
+
–
5
5 votes
3
3 answers
GATE CH 2022 | GA | Question: 6
Rice, a versatile and inexpensive source of carbohydrate, is a critical component of diet worldwide. Climate change, causing extreme weather, poses a threat to sustained ...
asked
Feb 15, 2022
Verbal Aptitude
gatech-2022
analytical-aptitude
logical-reasoning
passage-reading
+
–
3
3 votes
2
2 answers
GATE CH 2022 | GA | Question: 7
A game consists of spinning an arrow around a stationary disk as shown below. When the arrow comes to rest, there are eight equally likely outcomes. It could come to rest...
asked
Feb 15, 2022
Quantitative Aptitude
gatech-2022
quantitative-aptitude
probability
+
–
4
4 votes
2
2 answers
GATE CH 2022 | GA | Question: 8
Consider the following inequalities.$3p \:– q < 4$$3q \:– p < 12$Which one of the following expressions below satisfies the above two inequalities?$p + q < 8$$p + ...
asked
Feb 15, 2022
Quantitative Aptitude
gatech-2022
quantitative-aptitude
inequality
+
–
4
4 votes
2
2 answers
GATE CH 2022 | GA | Question: 9
Given below are three statements and four conclusions drawn based on the statements.Statement $1$ : Some engineers are writers.Statement $2$ : No writer is an actor.State...
asked
Feb 15, 2022
Analytical Aptitude
gatech-2022
analytical-aptitude
statements-follow
+
–
7
7 votes
2
2 answers
GATE CH 2022 | GA | Question: 10
Which one of the following sets of pieces can be assembled to form a square with a single round hole near the center? Pieces cannot overlap.
asked
Feb 15, 2022
Spatial Aptitude
gatech-2022
spatial-aptitude
assembling-pieces
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 1
The value of $(1 + i)^{12}$, where $i = \sqrt{-1}$, is$-64i$$64i$$64$$-64$
asked
Feb 15, 2022
Complex variables
gatech-2022
complex-number
numerical-answers
+
–
0
0 votes
1
1 answer
GATE CH 2022 | Question: 2
Given matrix $A = \begin{bmatrix} x & 1 & 3\\ y & 2 & 6\\ 3 & 5 & 7 \end{bmatrix}$, the ordered pair $(x, y)$ for which $\text{det}(A) = 0 $ is$(1, 1)$$(1, 2)$$(2, 2)$$(2...
asked
Feb 15, 2022
Linear Algebra
gatech-2022
linear-algebra
determinant
numerical-answers
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 3
Let $f\left ( x \right ) = e ^{-\left |x \right |}$, where $x$ is real. The value of $\dfrac{df}{dx}$ at $x = -1$ is$-e$$e$$\frac{1}{e}$$\frac{-1}{e}$
asked
Feb 15, 2022
Calculus
gatech-2022
calculus
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 4
The value of the real variable $x \geq 0$, which maximizes the function $f\left ( x \right ) = x^{e} e ^{-x}$ is$e$$0$$\frac{1}{e}$$1$
asked
Feb 15, 2022
Calculus
gatech-2022
calculus
maxima-minima
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 5
For a single component system at vapor-liquid equilibrium, the extensive variables $\text{A,V, S and N}$ denote the Helmholtz free energy, volume, entropy, and number of ...
asked
Feb 15, 2022
Process Calculations and Thermodynamics
gatech-2022
process-calculations-and-thermodynamics
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 6
Consider turbulent flow in a pipe under isothermal conditions. Let $r$ denote the radial coordinate and $z$ denote the axial flow direction. On moving away from the wall ...
asked
Feb 15, 2022
Fluid Mechanics and Mechanical Operations
gatech-2022
fluid-mechanics-and-mechanical-operations
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 7
Consider two stationary spherical pure water droplets of diameters $d_{1}$ and $2d_{1}$. $CO_{2}$ diffuses into the droplets from the surroundings. If the rate of diffusi...
asked
Feb 15, 2022
Mass Transfer
gatech-2022
mass-transfer
numerical-answers
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 8
In soap manufacturing, the triglycerides present in oils and fats are hydrolyzed to mainly produceFatty acids and glycerolGlycerol onlyFatty acids onlyGlycerol and paraff...
asked
Feb 15, 2022
Chemical Technology
gatech-2022
chemical-technology
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 9
The chemical formula of Glauber’s salt, used in the Kraft process, is$Na_{2}CO_{3}.10H_{2}O$$Na_{2}S_{2}O_{4}.2H_{2}O$$Na_{2}HPO_{4}.2H_{2}O$$Na_{2}SO_{4}.10H_{2}O$
asked
Feb 15, 2022
Chemical Technology
gatech-2022
chemical-technology
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 10
Catalytic reforming is commonly used in the petroleum industry to improve fuel quality. The undesirable reaction in the catalytic reforming of naphtha isHydrocracking of ...
asked
Feb 15, 2022
Chemical Technology
gatech-2022
chemical-reaction-engineering
chemical-technology
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 11
A control system on the jacket side of a reactor is shown in the figure. Pressurized water flows through the jacket to cool the reactor. The heated water flashes in the b...
asked
Feb 15, 2022
Instrumentation and Process Control
gatech-2022
instrumentation-and-process-control
chemical-reaction-engineering
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 12
Liquid flowing through a heat exchanger $\text{(HX)}$ is heated. A bypass stream is provided to control the temperature of the heated exit stream. From the given plumbing...
asked
Feb 15, 2022
Instrumentation and Process Control
gatech-2022
process-calculations-and-thermodynamics
heat-transfer
instrumentation-and-process-control
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 13
The appropriate feedforward compensator, $G_{ff}$, in the shown block diagram is$G_{ff} = \dfrac{2}{3}\dfrac{\left ( 8s + 1\right )}{\left ( 5s + 1\right )}$$G_{ff} = -\d...
asked
Feb 15, 2022
Instrumentation and Process Control
gatech-2022
control-systems
instrumentation-and-process-control
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 14
Choose the option that correctly pairs the given measurement devices with the quantities they measure.$$\begin{array}{ccc} \hline\text{S No} & \text{Measurement Device} &...
asked
Feb 15, 2022
Instrumentation and Process Control
gatech-2022
instrumentation-and-process-control
analytical-aptitude
+
–
1
1 vote
0
0 answers
GATE CH 2022 | Question: 15
A simple distillation column is designed to separate an ideal binary mixture to specified distillate and bottoms purities at a given column pressure. It $RR_{\text{min}}$...
asked
Feb 15, 2022
Mass Transfer
gatech-2022
process-calculations-and-thermodynamics
plant-design-and-economics
chemical-technology
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 16
The reaction $A \rightarrow B$ is carried out isothermally on a porous catalyst. The intrinsic reaction rate is $kC_{A}^{2}$, where $k$ is the rate constant and $C_{A}$ i...
asked
Feb 15, 2022
Chemical Reaction Engineering
gatech-2022
chemical-reaction-engineering
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 17
In an enzymatic reaction, an inhibitor $(I)$ competes with the substrate $(S)$ to bind with the enzyme $(E)$, thereby reducing the rate of product $(P)$ formation. The co...
asked
Feb 15, 2022
Chemical Reaction Engineering
gatech-2022
chemical-reaction-engineering
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 18
The area of a circular field is $25\: m^{2}$. The radius, $r$, is to be determined using the Newton-Raphson iterative method. For an initial guess of $r = 2.500\: m$, the...
asked
Feb 15, 2022
Numerical Methods
gatech-2022
numerical-answers
numerical-methods
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 19
$5$ moles of liquid benzene, $8$ moles of liquid toluene and $7$ moles of liquid xylene are mixed at $25^{\circ}C$ and $1$ bar. Assuming the formation of an ideal solutio...
asked
Feb 15, 2022
Process Calculations and Thermodynamics
gatech-2022
numerical-answers
process-calculations-and-thermodynamics
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 20
A perfectly insulated double pipe heat exchanger is operating at steady state. Saturated steam enters the inner pipe at $100^{\circ}C$ and leaves as saturated water at $1...
asked
Feb 15, 2022
Heat Transfer
gatech-2022
numerical-answers
heat-transfer
process-calculations-and-thermodynamics
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 21
Consider steady-state diffusion in a binary $\text{A-B}$ liquid at constant temperature and pressure. The mole-fraction of $A$ at two different locations is $0.8$ and $0....
asked
Feb 15, 2022
Mass Transfer
gatech-2022
numerical-answers
process-calculations-and-thermodynamics
mass-transfer
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 22
Consider interphase mass transfer of a species $S$ between two immiscible liquids $A$ and $B$. The interfacial mass transfer coefficient ot $S$ in liquid $A$ is twice of ...
asked
Feb 15, 2022
Mass Transfer
gatech-2022
numerical-answers
mass-transfer
process-calculations-and-thermodynamics
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 23
A wet solid containing $20\%$ $\text{(w/w)}$ moisture (based on mass of bone-dry solid) is dried in a tray-dryer. The critical moisture content of the solid is $10\%$ $\t...
asked
Feb 15, 2022
Mass Transfer
gatech-2022
numerical-answers
process-calculations-and-thermodynamics
mass-transfer
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 24
A process described by the transfer function $$G_{P}\left ( s \right ) = \frac{\left ( 10s +1 \right )}{5s + 1}$$ is forced by a unit step input at time $t = 0$. The outp...
asked
Feb 15, 2022
Instrumentation and Process Control
gatech-2022
numerical-answers
instrumentation-and-process-control
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 25
A compressor with a lite of $10$ years costs Rs $10$ lakhs. Its yearly operating cost is Rs $0.5$ lakh. If the annual compound interest rate is $8\%$, the amount needed a...
asked
Feb 15, 2022
Plant Design and Economics
gatech-2022
numerical-answers
plant-design-and-economics
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 26
The partial differential equation $$\frac{\partial u}{\partial t} = \frac{1}{\pi^{2}} \frac{\partial ^{2} u}{\partial x^{2}}$$ where, $t \geq 0$ and $x \in [0,1]$, is sub...
asked
Feb 15, 2022
Differential equations
gatech-2022
differential-equations
process-calculations-and-thermodynamics
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 27
$N$ moles of an ideal gas undergo a two-step process as shown in the figure. Let $\text{P, V and T}$ denote the pressure, volume and temperature of the gas, respectively....
asked
Feb 15, 2022
Process Calculations and Thermodynamics
gatech-2022
process-calculations-and-thermodynamics
numerical-answers
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 28
A horizontal cylindrical water jet of diameter $D_{1} = 2\: cm$ strikes a vertical solid plate with a hole of diameter $D_{2} = 1\:cm$, as shown in the figure. A part of ...
asked
Feb 15, 2022
Fluid Mechanics and Mechanical Operations
gatech-2022
fluid-mechanics-and-mechanical-operations
numerical-answers
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 29
Consider a horizontal rod of radius $aR (a < 1)$ in a stationary pipe of radius $R$. The rod is pulled coaxially at a constant velocity $V$ as shown in the figure. The an...
asked
Feb 15, 2022
Fluid Mechanics and Mechanical Operations
gatech-2022
fluid-mechanics-and-mechanical-operations
numerical-answers
+
–
0
0 votes
0
0 answers
GATE CH 2022 | Question: 30
Consider a bare long copper wire of $1$ $\text{mm}$ diameter. Its surface temperature is $T_{s}$ and the ambient temperature is $T_{a}\:(T_{s} T_{a})$. The wire is to be...
asked
Feb 15, 2022
Heat Transfer
gatech-2022
heat-transfer
process-calculations-and-thermodynamics
numerical-answers
+
–
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