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GATE CH 2023 | Question: 56
Partially saturated air at $1 \; \mathrm{bar}$ and $50^{\circ} \mathrm{C}$ is contacted with water in ... $\mathcal{H}$ is____________(rounded off to two decimal places).
Partially saturated air at $1 \; \mathrm{bar}$ and $50^{\circ} \mathrm{C}$ is contacted with water in an adiabatic saturator. The air is cooled and humidified to saturati...
admin
2.8k
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admin
asked
May 21, 2023
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gatech-2023
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0
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GATE Chemical 2020 | Question: 43
Liquid water is pumped at a volumetric flow rate of $0.02 \: m^3 s^{-1}$ from Tank $I$ to Tank $II$, as shown in the figure.Both the tanks are open to the atmosphere. The...
soujanyareddy13
1.8k
points
soujanyareddy13
asked
Nov 16, 2020
Others
gate2020
numerical-answers
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GATE Chemical 2019 | GA Question: 8
“A recent High Court judgement has sought to dispel the idea of begging as a disease – which leads to its stigmatization and criminalization – and to regard it as ...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Verbal Aptitude
gate2019
verbal-ability
verbal-reasoning
passage-reading
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0
answers
0
votes
GATE Chemical 2019 | Question: 35
Two unbiased dice are thrown. Each dice can show any number between $1$ and $6$. The probability that the sum of the outcomes of the two dice is divisible by $4$ is _____...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Probability and Statistics
gate2019
numerical-answers
probability-and-statistics
probability
conditional-probability
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0
answers
0
votes
GATE CH 2021 | Question: 10
Ethylene adsorbs on the vacant active sites $V$ ... $N_T=N_V+0.5N_{C_2H_4}$
Ethylene adsorbs on the vacant active sites $V$ of a transition metal catalyst according to the following mechanism.If $N_T, N_V$ and $N_{C_2H_4}$ denote the total number...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
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GATE Chemical 2019 | Question: 13
The correct expression for the Colburn $j$-factor for mass transfer that relates Sherwood number ($Sh$), Reynolds number ($Re$) and Schmidt number ($Sc$) is$\frac{Sh}{\le...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Others
gate2019
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GATE CH 2023 | Question: 24
Which one of the following quantities of a flowing fluid is measured using a rotameter? Static pressure Dynamic pressure Volumetric flow rate Viscosity
Which one of the following quantities of a flowing fluid is measured using a rotameter?Static pressureDynamic pressureVolumetric flow rateViscosity
admin
2.8k
points
admin
asked
May 21, 2023
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0
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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 ... $P_{2}V_{2} - P_{1}V_{1}$
$N$ 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....
Arjun
4.7k
points
Arjun
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Feb 15, 2022
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0
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GATE CH 2023 | Question: 20
For a packed-bed comprising of uniform-sized spherical particles of diameter $D_{\mathrm{p}}$, the pressure drop across the bed is given ... exponent $n$? $2$ $-1$ $-2$ $1$
For a packed-bed comprising of uniform-sized spherical particles of diameter $D_{\mathrm{p}}$, the pressure drop across the bed is given by the Kozeny-Carman equation whe...
admin
2.8k
points
admin
asked
May 21, 2023
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gatech-2023
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0
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0
votes
GATE CH 2022 | Question: 12
Liquid flowing through a heat exchanger $\text{(HX)}$ is heated. A bypass stream is provided to ... large disturbances while avoiding vaporization in the heat exchanger is
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...
Arjun
4.7k
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Arjun
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Feb 15, 2022
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0
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GATE CH 2023 | Question: 27
An isothermal jacketed continous stirred tank reactor (CSTR) operating at $150^{\circ} \mathrm{C}$ is shown in the figure ... $H X_1$ and increase the heat duty of $H X_2$.
An isothermal jacketed continous stirred tank reactor (CSTR) operating at $150^{\circ} \mathrm{C}$ is shown in the figure below. The cold feed entering the system at $30^...
admin
2.8k
points
admin
asked
May 21, 2023
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gatech-2023
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0
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GATE Chemical 2017 | Question: 15
The composition of vapour entering a tray in a distillation column is $0.47$. The average composition of the vapour leaving the tray is $0.53$. The equilibrium compositio...
Milicevic3306
7.9k
points
Milicevic3306
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Mar 26, 2018
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gate2017
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GATE CH 2023 | Question: 35
In a binary gas-liquid system, $N_{A, E M D}$ is the molar flux of a gas $A$ for equimolar counter ... is equal to________________(rounded off to two decimal places).
In a binary gas-liquid system, $N_{A, E M D}$ is the molar flux of a gas $A$ for equimolar counter diffusion with a liquid $B . N_{A, U M D}$ is the molar flux of $A$ for...
admin
2.8k
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admin
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May 21, 2023
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gatech-2023
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GATE Chemical 2020 | Question: 34
Equilibrium data for a binary mixture of $E$ and $F$ at two different pressure is shown in the figure.It is desired to process a feed containing $80 \text{ mol } \% E$ an...
soujanyareddy13
1.8k
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soujanyareddy13
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Nov 16, 2020
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gate2020
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0
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GATE Chemical 2019 | GA Question: 7
In the given diagram, teachers are represented in the triangle, researchers in the circle and administrators in the rectangle. Out of the total number of the people, the ...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Quantitative Aptitude
gate2019
numerical-ability
venn-diagrams
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0
votes
GATE Chemical 2019 | Question: 27
The value of the complex number $i^{-1/2}$ (where $i=\sqrt{-1}$) is $\frac{1}{\sqrt{2}}\left ( 1-i \right )$$-\frac{1}{\sqrt{2}}i$$\frac{1}{\sqrt{2}}i$$\frac{1}{\sqrt{2}}...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Complex variables
gate2019
complex-variables
complex-number
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0
votes
GATE Chemical 2018 | Question: 47
For the matrix $A=\begin{bmatrix} \cos\theta &-\sin\theta \\ \sin \theta & \cos\theta \end{bmatrix}$ if $\det$ stands for the determinant and $A^{T}$ is the transpose of ...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Linear Algebra
gate2018
numerical-answers
linear-algebra
matrices
determinant
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answers
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votes
GATE CH 2023 | Question: 39
Match the products in Group $1$ with the catalysts in Group $2$ ... $\text{P-IV, Q-III, R-I, S-II}$
Match the products in Group $1$ with the catalysts in Group $2$ listed in the table below.$$\begin{array}{|l|l|} \hline \qquad \qquad \qquad \qquad \quad \textbf{Group 1}...
admin
2.8k
points
admin
asked
May 21, 2023
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gatech-2023
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votes
GATE CH 2023 | Question: 54
A fluid is flowing steadily under laminar conditions over a thin rectangular plate at temperature $T_s$ as shown in the ... $\bar{h}_l$ is______________(in integer).
A fluid is flowing steadily under laminar conditions over a thin rectangular plate at temperature $T_s$ as shown in the figure below. The velocity and temperature of the ...
admin
2.8k
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admin
asked
May 21, 2023
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gatech-2023
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0
votes
GATE CH 2023 | Question: 12
The vector $\overrightarrow{\boldsymbol{v}}$ ... $0$ $3$ $14$ $13$
The vector $\overrightarrow{\boldsymbol{v}}$ is defined as$$\overrightarrow{\boldsymbol{v}}=z x \hat{\imath}+2 x y \hat{\jmath}+3 y z \hat{k} .$$Which one of the followin...
admin
2.8k
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admin
asked
May 21, 2023
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gatech-2023
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votes
GATE CH 2022 | Question: 1
The value of $(1 + i)^{12}$, where $i = \sqrt{-1}$, is $-64i$ $64i$ $64$ $-64$
The value of $(1 + i)^{12}$, where $i = \sqrt{-1}$, is$-64i$$64i$$64$$-64$
Arjun
4.7k
points
Arjun
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Feb 15, 2022
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–1
votes
GATE CH 2021 | Question: 47
In a batch drying experiment, a solid with a critical moisture content of $0.2 \: kg$ $H_2O/kg$ dry solid is dried ... is _______ $kg/m^2$ (round off to nearest integer).
In a batch drying experiment, a solid with a critical moisture content of $0.2 \: kg$ $H_2O/kg$ dry solid is dried from an initial moisture content of $0.35 \: kg$ $H_2O/...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
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GATE Chemical 2019 | GA Question: 9
In a college, there are three student clubs, $60$ students are only in the Drama club, $80$ students are only in the Dance club, $30$ students are only in Maths club, $40...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Quantitative Aptitude
gate2019
numerical-ability
venn-diagrams
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0
answers
0
votes
GATE Chemical 2019 | Question: 6
For a fully-developed turbulent hydrodynamic boundary layer for flow past a flat plate, the thickness of the boundary layer increases with distance $x$ from the leading e...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Others
gate2019
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votes
GATE Chemical 2019 | Question: 10
The desired liquid-phase reaction$D+E\overset{k_{1}}{\rightarrow}F \:\:\:\:\:\:\:\:\:r_{F}=k_{1}\:C_{D}^{2}\:C_{E}^{0.3}$is accompanied by an undesired side reaction$D+E\...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Others
gate2019
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votes
GATE CH 2023 | Question: 25
A liquid surge tank has $F_{\text {in }}$ and $F_{\text {out }}$ as the inlet and outlet flow rates respectively, as ... (in seconds) of this system? $20$ $32$ $64$ $128$
A liquid surge tank has $F_{\text {in }}$ and $F_{\text {out }}$ as the inlet and outlet flow rates respectively, as shown in the figure below. $F_{\text {out }}$ is prop...
admin
2.8k
points
admin
asked
May 21, 2023
Others
gatech-2023
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votes
GATE CH 2022 | Question: 30
Consider a bare long copper wire of $1$ $\text{mm}$ diameter. Its surface temperature is $T_{s}$ ... places, is $0.02$ $0.04$ $0.10$ $0.01$
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...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
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gatech-2022
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GATE Chemical 2020 | Question: 6
In a laboratory experiment, a unit pulse input of tracer is given to an ideal plug flow reactor operating at steady state with a recycle ratio, $R=1$. The exit age distri...
soujanyareddy13
1.8k
points
soujanyareddy13
asked
Nov 16, 2020
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gate2020
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votes
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$
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$
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
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gatech-2022
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votes
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 ... $0$ $-\frac{\pi \mu V} {\text{ln}(a)}$
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...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
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gatech-2022
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0
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GATE Chemical 2019 | Question: 32
$100$ $kg$ of a feed containing $50$ $wt.\%$ of a solute $C$ is contacted with $80$ $kg$ of a solvent containing $0.5$ $wt.\%$ of $C$ is a mixer-settler unit. From the op...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Others
gate2019
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0
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0
votes
GATE CH 2022 | Question: 6
Consider turbulent flow in a pipe under isothermal conditions. Let $r$ denote the radial coordinate ... Decreases and then increases Remains unchanged Only increases
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 ...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
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gatech-2022
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0
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0
votes
GATE Chemical 2020 | Question: 21
An irreversible gas phase reaction $2 \textbf{P} \rightarrow 4 \textbf{Q} + \textbf{R}$ is conducted in an isothermal and isobaric batch reactor. Assume ideal gas behavio...
soujanyareddy13
1.8k
points
soujanyareddy13
asked
Nov 16, 2020
Others
gate2020
numerical-answers
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0
answers
0
votes
GATE Chemical 2012 | Question: 37
Consider the drying operation shown in the figure below for a solid loading (dry basis) of $50 \text{ kg/m}^{2}$ with a constant drying rate of $5\: \text{kg/m$^{2}$.h.}$...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 25, 2018
Others
gate2012
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0
votes
GATE Chemical 2014 | Question: 22
Decomposition efficiency ($\eta _{D}$) of an electrolytic cell used for producing $NaOH$ is defined as $\eta _{D}$ = (grams of $NaOH$ produced / grams o...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 25, 2018
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gate2014
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0
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GATE Chemical 2018 | Question: 30
A person is drowning in sea at location $R$ and the lifeguard is standing at location $P$. The beach boundary is straight and horizontal, as shown in the figure.The lifeg...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Others
gate2018
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0
votes
GATE CH 2023 | Question: 38
Match the products in Group $1$ with the manufacturing processes in Group $2$ ... $\text{P-I, Q-IV, R-II, S-III}$
Match the products in Group $1$ with the manufacturing processes in Group $2$ listed in the table below.$$\begin{array}{|l|l|} \hline \quad \; \textbf{Group 1} & \; \qqua...
admin
2.8k
points
admin
asked
May 21, 2023
Others
gatech-2023
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0
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0
votes
GATE CH 2023 | Question: 55
A perfectly insulated, concentric tube countercurrent heat exchanger is used to cool lubricating oil using water as a ... units $\text{(NTU)}$ is_____________(in integer).
A perfectly insulated, concentric tube countercurrent heat exchanger is used to cool lubricating oil using water as a coolant (see figure below). Oil enters the outer ann...
admin
2.8k
points
admin
asked
May 21, 2023
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gatech-2023
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votes
GATE Chemical 2019 | Question: 5
For a binary nonideal $A-B$ mixture exhibiting a minimum boiling azeotrope, the activity coefficients, $\gamma_{i} \left ( i=A, B \right )$, must satisfy$\gamma _{A} 1,\g...
Arjun
4.7k
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Arjun
asked
Feb 24, 2019
Others
gate2019
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0
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GATE Chemical 2019 | Question: 16
Consider the two countercurrent heat exchanger designs for heating a cold stream from $t_{in}$ to $t_{out}$ as shown in figure. The hot process stream is available at $T_...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
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gate2019
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