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GATE Chemical 2014 | Question: 49
Match the following$$\begin{array}&&\textbf{Group I} & \textbf{Group II} \\ &\text{P. Turbulence} & \text{I. Reciprocating pump}\\&\text{Q. $NPSH$} & \text{II. Packed be...
Milicevic3306
7.9k
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Milicevic3306
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Mar 25, 2018
Others
gate2014
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GATE Chemical 2014 | Question: 46
Given below is a simplified block diagram of a feedforward control system.The transfer function of the process is $G_{p}=\frac{5}{s+1}$ and the disturbance transfer funct...
Milicevic3306
7.9k
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Milicevic3306
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gate2014
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GATE Chemical 2014 | Question: 44
A polymer plant with a production capacity of $10,000$ tons per year has an overall yield of $70\%$, on mass basis ($kg$ of product per $kg$ of raw material), The raw mat...
Milicevic3306
7.9k
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Milicevic3306
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Mar 25, 2018
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gate2014
numerical-answers
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GATE Chemical 2013 | Question: 46
The purchase cost of a heat exchanger of 20 m$^{2}$ area was Rs 500000 in 2006. What will be the estimated cost (in Rs to the nearest integer) of a similar heat exchanger...
Milicevic3306
7.9k
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Milicevic3306
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Mar 25, 2018
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gate2013
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GATE Chemical 2013 | Question: 23
The overall rates of an isothermal catalytic reaction using spherical catalyst particles of diameters 1 mm and 2 mm are $r_A$$_1$ and $r_A$$_2$ (in mol (kg-catalyst)$^{-1...
Milicevic3306
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Milicevic3306
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gate2013
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GATE Chemical 2013 | Question: 5
A gaseous system contains H${_2}$,I${_2}$ and HI, which participate in the gas-phase reaction 2H...
Milicevic3306
7.9k
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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: 35
In a counter-flow double pipe heat exchanger, oil ($\dot m = 2 \text{ kg/s}, C_p= 2.1 \text{ kJ/kg}.\:^{\circ} C$) is cooled from $90^{\circ}C$ to $40^{\circ} C$ by water...
Milicevic3306
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Milicevic3306
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Mar 25, 2018
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gate2012
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GATE Chemical 2012 | Question: 2
If $a$ and $b$ are arbitrary constants, then the solutions to the ordinary differential equation $\dfrac{d^...
Milicevic3306
7.9k
points
Milicevic3306
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Mar 25, 2018
Differential equations
gate2012
differential-equations
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GATE Chemical 2018 | Question: 6
Critical speed of a ball mill depends onthe radius of the mill (shell) and the radius of the particlesthe radius of the mill (shell) and the density of the particlesthe r...
gatecse
1.4k
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gatecse
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Feb 20, 2018
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gate2018
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GATE Chemical 2024 | Question: 12
Consider the block diagram in the figure with control input $u$, disturbance $d$ and output $y$. For the feedforward controller, the ordered pair $(K, \alpha / \beta)$ is...
admin
2.8k
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admin
asked
Feb 16
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gatech-2024
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GATE Chemical 2024 | Question: 38
For the block diagram shown in the figure, the correct expression for the transfer function $G_{d}=\frac{y_{1}(s)}{d(s)}$ is$\frac{-G_{p 1} G_{c 2}}{\le...
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 Chemical 2017 | Question: 16
Consider steady state mass transfer of a solute $A$ from a gas phase to a liquid phase. The gas phase bilk and interface mole fractions are $y_{A,G}$ and $y_{A,i}$, respe...
Milicevic3306
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Mar 26, 2018
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gate2017
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GATE Chemical 2017 | Question: 42
The vapour phase composition and relative volatilities (with respect to $n$-propane) on an ideal tray of a distillation column are$$\begin{array}{clcIcIcI|cI|c}\hline&\te...
Milicevic3306
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Milicevic3306
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Mar 26, 2018
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gate2017
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GATE Chemical 2017 | Question: 45
In a batch absorption process, $5\:g$ of fresh absorbent is used to treat $1$ liter of an aqueous phenol solution. The initial phenol concentration is $100\:mg$/liter. Th...
Milicevic3306
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Milicevic3306
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gate2017
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GATE Chemical 2017 | Question: 59
If the radius of a right circular cone is increased by $50\%$, its volume increases by$75\%$$100\%$$125\%$$237.5\%$
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 26, 2018
Quantitative Aptitude
gate2017
numerical-ability
percentages
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GATE Chemical 2016 | GA Question: 4
Fact: If it rains, then the field is wet.Read the following statements:It rainsThe field is not wetThe field is wetIt did not rainWhich one of the options given below is ...
Milicevic3306
7.9k
points
Milicevic3306
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Mar 26, 2018
Analytical Aptitude
gate2016
analytical-aptitude
logical-reasoning
statements-follow
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GATE Chemical 2016 | GA Question: 5
A window is made up of a square portion and an equilateral triangle portion above it. The base of the triangular portion coincides with the upper side of the square. If t...
Milicevic3306
7.9k
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Milicevic3306
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Mar 26, 2018
Quantitative Aptitude
gate2016
numerical-ability
geometry
triangles
area
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GATE Chemical 2016 | Question: 16
Hydrogen iodide decomposes through the reaction $2HI\leftrightharpoons H_{_{2}}+I_{2}$. The value of the universal gas constant $R$ is $8.314 \:J\:mol^{-1}K^{-1}$. The ac...
Milicevic3306
7.9k
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Milicevic3306
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Mar 26, 2018
Others
gate2016
numerical-answers
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GATE Chemical 2016 | Question: 20
Two design options for a distillation system are being compared based on the total annual cost. Information available is as follows:$$\begin{array}{clcIcIcI|cI|c}\hline&...
Milicevic3306
7.9k
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Milicevic3306
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Mar 26, 2018
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gate2016
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GATE Chemical 2016 | Question: 33
A gas obeying the Clausius equation of state is isothermally compressed from $5\:Mpa$ to $15\:MPa$ in a closed system at $400\:K$. The Clausius equation of state is $P=\f...
Milicevic3306
7.9k
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Milicevic3306
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Mar 26, 2018
Others
gate2016
numerical-answers
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GATE Chemical 2015 | Question: 22
A cylindrical packed bed of height $1\:m$ is filled with equal sized spherical particles. The particles are nonporous and have a density of $1500$ kg/$m^{3}$. The void fr...
Milicevic3306
7.9k
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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: 46
A typical batch filtration cycle consists of filtration followed by washing. One such filtration unit operating at constant pressure difference first filters a slurry dur...
Milicevic3306
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Milicevic3306
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Mar 26, 2018
Others
gate2015
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GATE Chemical 2014 | GA Question: 4
If $y=5x^{2}+3,$ then the tangent at $x=0,y=3$passes through $x=0,y=0$has a slope of $+1$is parallel to the $x$-axishas a slope of $-1$
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 25, 2018
Quantitative Aptitude
gate2014
numerical-ability
geometry
cartesian-coordinates
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GATE Chemical 2014 | Question: 53
Consider the following block diagram for a closed-loop feedback control system A proportional controller is being used with $K_{c}=-4$. If a step change in distrubance of...
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: 23
The vessel dispersion number for an ideal $CSTR$ is $-1$$0$$1$$\infty$
Milicevic3306
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Milicevic3306
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Mar 25, 2018
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gate2014
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GATE Chemical 2014 | Question: 9
Integral of the time-weighted absolute error $(ITAE)$ is expressed as$\int _{0}^{\infty }\frac{\left | \varepsilon \left ( t \right ) \right |}{t^{2}}dt$$\int _{0}^{\inft...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 25, 2018
Calculus
gate2014
calculus
definite-integrals
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GATE Chemical 2013 | Question: 45
A control value, with a turndown ratio of 50, follows equal percentage characteristics. The flow rate of a liquid through the value at 40% stem positions is 1 m$^{3}$/h. ...
Milicevic3306
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Milicevic3306
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Mar 25, 2018
Others
gate2013
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GATE Chemical 2012 | Question: 6
In a throttling process, the pressure of an ideal gas reduce by $50\%$. If $C{_p}$ and $C{_v}$ are the heat capacities at constant pressure and constant volume, respectiv...
Milicevic3306
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Milicevic3306
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Mar 25, 2018
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gate2012
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GATE Chemical 2012 | Question: 3
For the function $f(t) = e^{-t}/\tau$,the Taylor series approximation for $t\ll$$\tau$ is$1+\frac{t}{\tau}$$1-\frac{t}{\tau}$$1-\frac{t^2}{2\tau^2}$$1+t$
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 25, 2018
Calculus
gate2012
calculus
taylor-series
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GATE Chemical 2018 | Question: 40
The elementary second-order liquid phase reaction $A+B{\rightarrow}C+D$ is carried out in an isothermal plug flow reactor of $2\:m^{3}$ volume. The inlet volumetric flow ...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Others
gate2018
numerical-answers
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GATE Chemical 2024 | Question: 41
Consider the line integral $\int_{C} \boldsymbol{F}(\boldsymbol{r}) \cdot d \boldsymbol{r}$, with $\boldsymbol{F}(\boldsymbol{r})=x \hat{\boldsymbol{\imath}}+y \hat{\bold...
admin
2.8k
points
admin
asked
Feb 16
Others
gatech-2024
numerical-answers
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GATE CH 2022 | Question: 35
Consider a sphere of radius $4$, centered at the origin, with outward unit normal $\hat{n}$ on its surface ... is _________________ (rounded off to one decimal places)
Consider a sphere of radius $4$, centered at the origin, with outward unit normal $\hat{n}$ on its surface $S$. The value of the surface integral $\iint _{s} \left ( \dfr...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
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GATE CH 2021 | Question: 24
The following homogeneous liquid phase reactions are at equilibrium, The values of rate constants are given by: ... $s^{-1}$ (round off to $1$ decimal place)
The following homogeneous liquid phase reactions are at equilibrium,The values of rate constants are given by: $k_1 = 0.1 s^{-1}$, $k_{-1}=0.2 s^{-1}, k_2 = 1 s^{-1}, k_{...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
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GATE Chemical 2020 | Question: 41
A fluid is heated from $40^{\circ}C$ to $60^{\circ} C$ in a countercurrent, double pipe heat exchanger. Hot fluid enters at $100^{\circ}C$ and exits at $70^{\circ}C$. The...
soujanyareddy13
1.8k
points
soujanyareddy13
asked
Nov 16, 2020
Others
gate2020
numerical-answers
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GATE Chemical 2019 | Question: 51
A countercurrent absorption tower is designed to remove $95\%$ of component $A$ from an incoming binary gas mixture using pure solvent $B$. The mole ratio of $A$ in the i...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
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gate2019
numerical-answers
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GATE Chemical 2017 | Question: 33
A sparingly soluble gas (solute) is in equilibrium with a solvent at $10$ bar. The mole fraction of the solvent in the gas phase is $0.01$. At the operating temperature a...
Milicevic3306
7.9k
points
Milicevic3306
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Mar 26, 2018
Others
gate2017
numerical-answers
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GATE Chemical 2017 | Question: 38
Size analysis was carried out on a sample of gravel. The data for mass fraction $(x_{i})$ and average particle diameter $(D_{pi})$ of the fraction is given in the table b...
Milicevic3306
7.9k
points
Milicevic3306
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Mar 26, 2018
Others
gate2017
numerical-answers
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GATE Chemical 2016 | Question: 27
What is the solution for the second order differential equation $\frac{\mathrm{d} ^{2}y}{\mathrm{d} x}^{2}+y=0$, with the initial conditions $y\left | _{x-0}=5\:and\:\fra...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 26, 2018
Differential equations
gate2016
differential-equations
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GATE Chemical 2016 | Question: 32
An ideal gas is adiabatically and irreversibly compressed from $3$ bar and $300\:K$ to $6$ bar in a closed system. The work required for the irreversible compression is $...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 26, 2018
Others
gate2016
numerical-answers
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GATE Chemical 2016 | Question: 35
Water (density=$1000\:kg\:m^{-3}$) is pumped at a rate of $36\:m^{3}/h$, from a tank $2\:m$ below the pump, to an overhead pressurized vessel $10\:m$ above the pump. The ...
Milicevic3306
7.9k
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Milicevic3306
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Mar 26, 2018
Others
gate2016
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