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GATE Chemical 2015 | Question: 23
Two infinitely large parallel plates ($I$ and $II$) are held at temperatures $T_{I}$ and $T_{II}$ $(T_{I}>T_{II})$ respectively, and placed at a distance $2d$ apart in va...
Milicevic3306
7.9k
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Milicevic3306
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Mar 26, 2018
Others
gate2015
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GATE Chemical 2015 | Question: 27
Which of the following can change if only the catalyst is changed for a reaction system?Enthalpy of reactionActivation energyFree energy of the reactionEquilibrium consta...
Milicevic3306
7.9k
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Milicevic3306
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Mar 26, 2018
Others
gate2015
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GATE Chemical 2015 | Question: 36
The diameters of sand particles in a sample range from $50$ to $150$ microns. The number of particles of diameter x in the sample is proportional to $\frac{1}{50+x}$. The...
Milicevic3306
7.9k
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Milicevic3306
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Mar 26, 2018
Others
gate2015
numerical-answers
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GATE Chemical 2015 | Question: 52
A multi-stage, counter-current liquid-liquid extractor is used to separate solute $C$ from a binary mixture $(F)$ of $A$ and $C$ using solvent $B$. Pure solvent $B$ is re...
Milicevic3306
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Milicevic3306
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Mar 26, 2018
Others
gate2015
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GATE Chemical 2013 | Question: 27
The solution of the differential equation$\frac{dy}{dx}$ – y$^{2}$ = 0, given y=1 at x=0 is$\frac{1}{1+x}$$\frac{1}{1-x}$$\frac{1}{(1-x)^2}$$\frac{x^3}{3}$+1
Milicevic3306
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Milicevic3306
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Mar 25, 2018
Differential equations
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differential-equations
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GATE Chemical 2013 | Question: 16
The effectiveness of a heat exchanger in the $\varepsilon$-NTU method is defined as$\frac{increase\ in temperature\ of\ the\ cold\ fluid}{decrease\ in\ temperature\ of\ t...
Milicevic3306
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Milicevic3306
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Mar 25, 2018
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gate2013
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GATE Chemical 2012 | Question: 38
An equimolar mixture of $A$ and $B$ (A being more volatile) is flash distilled continuously at a feed rate of $100 \text{ kmol/h}$, such that the liquid product contains ...
Milicevic3306
7.9k
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Milicevic3306
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Mar 25, 2018
Others
gate2012
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GATE Chemical 2012 | Question: 23
The main unit processes used for the production of hydrogen from natural gas are stream reforming $(\text{SR})$, pressure swing adsorption $(\text{PSA})$, low temperature...
Milicevic3306
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Milicevic3306
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Mar 25, 2018
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GATE Chemical 2012 | Question: 13
In a mixing tank operating at very high Reynolds number($>10^{4}$), if the diameter of the impeller is doubled (other conditions remaining constant), the power required i...
Milicevic3306
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Milicevic3306
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Mar 25, 2018
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gate2012
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GATE Chemical 2024 | Question: 2
Consider the normal probability distribution function\[f(x)=\frac{4}{\sqrt{2 \pi}} e^{-8(x+3)^{2}}\]If $\mu$ and $\sigma$ are the mean and standard deviation of $f(x)$ re...
admin
2.8k
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admin
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Feb 16
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gatech-2024
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GATE CH 2022 | Question: 52
Consider the process in the figure. The liquid phase elementary reactions ... fresh feeds, process exit streams and recycle streams are pure
Consider the process in the figure. The liquid phase elementary reactions $$A + B \rightarrow P \:\:\:\: -r_{B1} = k_{1}\:x_{A}\:x_{B}$$ $$P + B \rightarrow S \:\:\:\: -r...
Arjun
4.7k
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Arjun
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Feb 15, 2022
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gatech-2022
numerical-answers
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GATE Chemical 2020 | Question: 2
Consider the hyperbolic functions in $\textbf{Group-1}$ and their definitions in $\textbf{Group-2}$.$\begin{array}{llll} & \textbf{Group-1} & & \textbf{Group-2} \\ \textb...
soujanyareddy13
1.8k
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soujanyareddy13
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Nov 16, 2020
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gate2020
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GATE Chemical 2017 | Question: 43
The Sherwood number $(Sh_{L})$ correlation for laminar flow over a flat plate of length $L$ is given by$$Sh_{L}=0.664\:Re_{L}^{-0.5}\:Sc^{1/3}$$where $Re_{L}$ and $Sc$ re...
Milicevic3306
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Milicevic3306
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Mar 26, 2018
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gate2017
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GATE Chemical 2016 | Question: 23
India has no elemental sulphur deposits that can be economically exploited. In India, which one of the following industries produces elemental sulphur as a by-product?Co...
Milicevic3306
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Milicevic3306
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GATE Chemical 2016 | Question: 47
The liquid phase reversible reaction $A\rightleftharpoons B$ is carried out in an isothermal $CSTR$ operating under steady state conditions. The inlet stream does not con...
Milicevic3306
7.9k
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Milicevic3306
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Mar 26, 2018
Others
gate2016
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GATE Chemical 2015 | Question: 24
For a binary mixture of components $A$ and $B$, $N_{A}$ and $N_{B}$ denote the total molar fluxes of components $A$ and $B$, respectively. $J_{A}$ and $J_{B}$ are the cor...
Milicevic3306
7.9k
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Milicevic3306
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Others
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GATE Chemical 2015 | Question: 29
An irreversible, homogeneous reaction $A{\rightarrow}$ products, has the rate expression:Rate = $\frac{2C_{A}^{2}+0.1C_{A}}{1+50C_{A}}$, where $C_{A}$ is the concentratio...
Milicevic3306
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Milicevic3306
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Mar 26, 2018
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GATE Chemical 2015 | Question: 59
An isothermal steady state mixed flow reactor $(CSTR)$ of $1\:m^{3}$ volume is used to carry out the first order liquid-phase reaction $A{\rightarrow}$ products. Fresh fe...
Milicevic3306
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Milicevic3306
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GATE Chemical 2014 | Question: 25
Which $ONE$ of the following statements is $CORRECT$?The major components of biodiesel are triglyceridesBiodiesel is essentially a mixture of ethyl estersBiodiesel is hig...
Milicevic3306
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Milicevic3306
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Mar 25, 2018
Others
gate2014
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GATE Chemical 2014 | Question: 21
Steam economy of a multiple effect evaporator system is defined askilogram of steam used per hourkilogram of steam consumed in all the effects for each kilogram of steam ...
Milicevic3306
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Milicevic3306
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gate2014
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GATE Chemical 2014 | Question: 13
Which of the following statements are $CORRECT$?For a rheopectic fluid, the apparent viscosity increase with time under a constant applied shear stressFor a pseudoplastic...
Milicevic3306
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Milicevic3306
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Mar 25, 2018
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gate2014
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GATE Chemical 2014 | Question: 10
A unit $IMPLUSE$ response of a first order system with time constant $\tau$ and steady state gain $K_{p}$ is given by $\frac{1}{K_{p}\tau }e^{t/\tau }$$K_{p}e^{-t/\tau}$...
Milicevic3306
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Milicevic3306
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GATE Chemical 2013 | Question: 42
Match the reactant-product combination in Group 1 with the unit process in Group 2 Group 1 ...
Milicevic3306
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GATE Chemical 2013 | Question: 39
A study was conducted in which water was pumped through cylindrical pipes made of a sparingly soluble solid. For a given pipe and certain flow conditions, the mass transf...
Milicevic3306
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Milicevic3306
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GATE Chemical 2024 | Question: 1
The first non-zero term in the Taylor series expansion of $(1-x)-e^{-x}$ about $x=0$ is$1$$-1$$\frac{x^{2}}{2}$$-\frac{x^{2}}{2}$
admin
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admin
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Feb 16
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gatech-2024
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GATE Chemical 2024 | Question: 48
A metallic spherical particle of density $7001 \mathrm{~kg} \mathrm{~m}^{-3}$ and diameter $1 \mathrm{~mm}$ is settling steadily due to gravity in a stagnant gas of densi...
admin
2.8k
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admin
asked
Feb 16
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gatech-2024
numerical-answers
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GATE Chemical 2019 | Question: 52
A binary mixture with components $A$ and $B$ is to be separated in a distillation column to obtain $95$ mol$\%$ $A$ as the top product. The binary mixture has a constant ...
Arjun
4.7k
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Arjun
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Feb 24, 2019
Others
gate2019
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GATE Chemical 2017 | Question: 32
The pressure of a liquid is increased isothermally. The molar volume of the liquid decreases from $50.45\times 10^{-6}$ $m^{3}$/mol to $48\times 10^{-6}$ $m^{3}$/mol duri...
Milicevic3306
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Milicevic3306
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Mar 26, 2018
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GATE Chemical 2017 | Question: 35
Oil is being delivered at a steady flowrate through a circular pipe of radius $1.25\times10^{-2}\:m$ and $10\:m$. The pressure drop across the pipe is $500\:Pa$.The shear...
Milicevic3306
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Milicevic3306
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GATE Chemical 2016 | Question: 17
Match the instruments in $Group–I$ with process variable in $Group–2$.$\begin{array}{cc}\\&\text{Group-1} & \text{Group-2} \\ &\text{P. Conductivity meter} & \text{ I...
Milicevic3306
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Milicevic3306
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gate2016
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GATE Chemical 2016 | Question: 54
A vertical cylindrical tank with a flat roof and bottom is to be constructed for storing $150\:m^{3}$ of ethylene glycol. The cost of material and fabrication for the tan...
Milicevic3306
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Milicevic3306
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Mar 26, 2018
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gate2016
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GATE Chemical 2015 | Question: 33
Match the polymer mentioned on the left with the catalyst used for its manufacture given on the right.$\begin{array}{cc}\&\text{I. Low density Polyethylene} & \text{P. Zi...
Milicevic3306
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Milicevic3306
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gate2015
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GATE Chemical 2014 | Question: 18
Slurries are most conveniently pumped by a syringe pumpdiaphragm pumpvacuum pumpgear pump
Milicevic3306
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Milicevic3306
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Mar 25, 2018
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gate2014
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GATE Chemical 2012 | Question: 18
For which of the following combinations, does the absorption operation become gas -film controlled?$P$. The solubility of gas in the liquid is very high$Q$. The solubilit...
Milicevic3306
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gate2012
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GATE Chemical 2012 | Question: 12
For uniform laminar flow(in the $x$-direction) past a flat plate at high Reynolds number, the local boundary layer thickness ($\delta$) varies with the distance along the...
Milicevic3306
7.9k
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Milicevic3306
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Mar 25, 2018
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gate2012
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GATE CH 2023 | Question: 46
Which of the following statements is/are $\text{CORRECT}$? Bond number includes surface tension. Jakob ... liquid-vapor density difference. Biot number includes gravity.
Which of the following statements is/are $\text{CORRECT}$? Bond number includes surface tension. Jakob number includes latent heat. Prandtl number includes liquid-vapor d...
admin
2.8k
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admin
asked
May 21, 2023
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gatech-2023
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GATE CH 2021 | Question: 45
Consider a solid slab of thickness $2L$ and uniform cross section $A$. The volumetric rate of heat generation within ... slab is _______ $K$ (round off to nearest integer).
Consider a solid slab of thickness $2L$ and uniform cross section $A$. The volumetric rate of heat generation within the slab is $\dot{g} \: (W \: m^{-3})$. The slab lose...
go_editor
1.4k
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go_editor
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Mar 1, 2021
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gatech-2021
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GATE Chemical 2020 | Question: 18
Ratio of momentum diffusivity to thermal diffusivity isReynolds numberPrandtl numberNusselt numberPeclet number
soujanyareddy13
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soujanyareddy13
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Nov 16, 2020
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gate2020
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GATE Chemical 2015 | Question: 40
The schematic diagram of a steady state process is shown below. The fresh feed $(F)$ to the reactor consists ot $96$ mol$\%$ reactant $A$ and $4$ mol$\%$ inert $I$. The s...
Milicevic3306
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Milicevic3306
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Mar 26, 2018
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gate2015
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GATE Chemical 2015 | Question: 58
The impulse response to a tracer pulse experiment or a flow reactor is given below :In the above figure, $C$ is the exit tracer concentration. The corresponding $E$ or $E...
Milicevic3306
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