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GATE Chemical 2018 | Question: 1
Consider the following two equation:$\frac{dx}{dt}+x+y=0$$\frac{dy}{dt}-x=0$The above set of equations is represented by$\frac{d^{2}y}{dt^{2}}-\frac{dy}{dt}-y=0$$\frac{d^...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Differential equations
gate2018
differential-equations
+
–
0
answers
0
votes
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 ... $\text{LC}$ : Direct, $\text{TC}$ : Direct
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...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
+
–
0
answers
0
votes
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. ... $\text{(w/w)}$ (rounded off to one decimal place).
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...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 25
A compressor with a lite of $10$ years costs Rs $10$ ... compressor is Rs _______________ lakhs (rounded to first decimal place)
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...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE Chemical 2019 | Question: 2
The value of the expression $\underset{x\rightarrow \frac{\pi }{2}}{\lim}\: \mid \frac{\tan\:x}{x} \mid $ is $\infty$$0$$1$$-1$
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Calculus
gate2019
calculus
limits
+
–
0
answers
0
votes
GATE Chemical 2017 | Question: 14
Which of the following conditions are valid at the plait point?Density difference between the extract and raffinate phases is zeroInterfacial tension between the extract...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 26, 2018
Others
gate2017
+
–
0
answers
0
votes
GATE Chemical 2012 | Question: 46
Match the process in Group I with the catalyst in Group II Group I ...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 25, 2018
Others
gate2012
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–
0
answers
0
votes
GATE Chemical 2012 | Question: 28
The Newton – Raphson method is used to find the roots of the equation $f(x) = x- \cos\pi x$ $0\...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 25, 2018
Numerical Methods
gate2012
numerical-methods
newton-raphson-method
+
–
0
answers
0
votes
GATE Chemical 2018 | Question: 17
The reactant ($M$) is converted into product ($N$) in the presence of catalyst in a fixed bed reactor. All the flow rates ($F,\:G,\:H,\:P $ and $R$) in mol/$s$, and mole ...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Others
gate2018
+
–
0
answers
0
votes
GATE Chemical 2024 | Question: 50
A Venturi meter with a throat diameter $d=2 \mathrm{~cm}$ measures the flow rate in a pipe of diameter $D=6 \mathrm{~cm}$, as shown in the figure. A U-tube manometer is c...
admin
2.8k
points
admin
asked
Feb 16
Others
gatech-2024
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 48
In the block diagram shown in the figure, the transfer function ... remains stable is ___________________ (rounded off to two decimal places).
In the block diagram shown in the figure, the transfer function $G = \dfrac{K}{\left ( \tau s + 1 \right )}$ with $K 0$ and $\tau 0$. The maximum value of $K$ below whi...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE Chemical 2017 | Question: 58
Consider the following sentences:All benches are beds. No bed is a bulb. Some bulbs are lamps.Which of the following can be inferredSome beds are lampsSome lamps are beds...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 26, 2018
Analytical Aptitude
gate2017
analytical-aptitude
logical-reasoning
statements-follow
+
–
0
answers
0
votes
GATE Chemical 2014 | Question: 34
An oil with a flow rate of $1000\:kg/h$ is to be cooled using water in a double-pipe counter-flow heat exchanger from a temperature of $70^{\circ}C$ to $40^{\circ}C$. Wat...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 25, 2018
Others
gate2014
numerical-answers
+
–
0
answers
0
votes
GATE Chemical 2012 | Question: 27
If $a$ is a constant, then the value of the integral $a^{2}\int^\infty_0 xe^{-ax}dx$ is$1/a$$a$$1$$0$
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 25, 2018
Calculus
gate2012
calculus
definite-integrals
+
–
0
answers
0
votes
GATE Chemical 2018 | Question: 54
In a roll crusher, rolls of diameter $1$ $m$ each are set in such a manner that minimum clearance between the crushing surfaces is $15$ $mm$. If the angle of nip is $31^{...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Others
gate2018
numerical-answers
+
–
0
answers
0
votes
GATE CH 2023 | Question: 45
Level $(h)$ in a steam boiler is controlled by manipulating the flow rate $(F)$ of the make-up (fresh) water using a ... used by the engineer? $0.25$ $2$ $4$ $6$
Level $(h)$ in a steam boiler is controlled by manipulating the flow rate $(F)$ of the make-up (fresh) water using a proportional (P) controller. The transfer function be...
admin
2.8k
points
admin
asked
May 21, 2023
Others
gatech-2023
+
–
0
answers
0
votes
GATE CH 2023 | Question: 53
A large tank is filled with water (density $=1 \mathrm{~g} \cdot \mathrm{cm}^{-3}$ ... ) is____________(rounded off to two decimal places).
A large tank is filled with water (density $=1 \mathrm{~g} \cdot \mathrm{cm}^{-3}$ ) upto a height of $5 \mathrm{~m}$. A $100 ~ \mu \mathrm{m}$ diameter solid spherical p...
admin
2.8k
points
admin
asked
May 21, 2023
Others
gatech-2023
+
–
0
answers
0
votes
GATE Chemical 2019 | GA Question: 5
A court is to a judge as _________ is to a teachera studenta punishmenta syllabusa school
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Verbal Aptitude
gate2019
verbal-ability
most-appropriate-word
+
–
0
answers
0
votes
GATE Chemical 2019 | GA Question: 6
The police arrested four criminals – $P, Q, R$ and $S.$ The criminals knew each other. They made the following statements:$P$ says “Q committed the crime.”$Q$ says ...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Analytical Aptitude
gate2019
analytical-aptitude
logical-reasoning
+
–
0
answers
0
votes
GATE Chemical 2019 | Question: 25
Consider a sealed rigid bottle containing $CO_{2}$ and $H_{2}O$ at $10$ bar and ambient temperature. Assume that the gas phase in the bottle is pure $CO_{2}$ and follows ...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Others
gate2019
numerical-answers
+
–
0
answers
0
votes
GATE Chemical 2019 | Question: 42
A solid sphere of radius $1$ $cm$ and initial temperature of $25^{\circ}\:C$ is exposed to a gas stream at $100^{\circ}\:C$. For the solid sphere, the density is $10^{4}$...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Others
gate2019
numerical-answers
+
–
0
answers
0
votes
GATE Chemical 2012 | Question: 52
A Newtonian fluid of viscosity $\mu$ flows between two parallel plates due to the motion of the bottom plate (as shown below), which is moved with a velocity $V$. The top...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 25, 2018
Others
gate2012
+
–
0
answers
0
votes
GATE Chemical 2018 | Question: 55
A hot liquid is to be cooled in a $1-1$ shell and tube heat exchanger from $80^{\circ}C$ to $50^{\circ}C$. Cooling water enters the tube side at $30^{\circ}C$, and exits ...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Others
gate2018
numerical-answers
+
–
0
answers
0
votes
GATE Chemical 2018 | Question: 46
If $y=e^{-x^{2}}$ then the value of $\underset{x\rightarrow \infty }{\lim}\frac{1}{x}\frac{dy}{dx}$ is __________
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Calculus
gate2018
numerical-answers
calculus
limits
+
–
0
answers
0
votes
GATE Chemical 2018 | Question: 39
A $CSTR$ and a $PFR$ of equal volume are connected in series as shown below to carry out a first-order, isothermal, liquid phase reaction$$A{\rightarrow}P$$The rate const...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Others
gate2018
numerical-answers
+
–
0
answers
0
votes
GATE Chemical 2024 | Question: 15
In an ammonia manufacturing facility, the necessary hydrogen is generated from methane. The facility consists of the following process units -$\text{P}$: M...
admin
2.8k
points
admin
asked
Feb 16
Others
gatech-2024
+
–
0
answers
0
votes
GATE CH 2023 | Question: 30
Given that $E$ (in W. $\mathrm{m}^{-2}$ ) is the total hemispherical emissive power of a surface maintained ... . $E$ does not depend on the frequency of the emission.
Given that $E$ (in W. $\mathrm{m}^{-2}$ ) is the total hemispherical emissive power of a surface maintained at a certain temperature, which of the following statements is...
admin
2.8k
points
admin
asked
May 21, 2023
Others
gatech-2023
+
–
0
answers
0
votes
GATE CH 2021 | GA Question: 7
... its marked price, is ___________ $25$ $12.5$ $10$ $5$
$$\begin{array}{|c|c|c|c|} \hline \textbf{Items} & \textbf{Cost} & \textbf{Profit} \% & \textbf{Marked Price} \\ & (₹) && (₹) \\ \hline P & 5,400 & \dots & 5,860 \\ ...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Quantitative Aptitude
gatech-2021
numerical-ability
profit-loss
+
–
0
answers
0
votes
GATE Chemical 2019 | Question: 46
A first-order irreversible liquid phase reaction $A\rightarrow B\left ( k=0.1\:min^{-1} \right )$ is carried out under isothermal, steady state conditions in the followin...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Others
gate2019
numerical-answers
+
–
0
answers
0
votes
GATE Chemical 2013 | Question: 65
All professors are researchersSome scientists are professorsWhich of the given conclusions is logically valid and is inferred from the above arguments:All scientists are ...
Milicevic3306
7.9k
points
Milicevic3306
asked
Mar 25, 2018
Analytical Aptitude
gate2013
analytical-aptitude
logical-reasoning
statements-follow
+
–
0
answers
0
votes
GATE Chemical 2018 | Question: 25
The inital water level in a tank is $4\:m$. When the value located at the bottom is opened, the rate of change of water level ($L$) with respect to time ($t$) is, $\frac{...
gatecse
1.4k
points
gatecse
asked
Feb 20, 2018
Others
gate2018
numerical-answers
+
–
0
answers
0
votes
GATE Chemical 2024 | Question: 6
The velocity field in an incompressible flow is $\boldsymbol{v}=\alpha x y \hat{\boldsymbol{\imath}}+v_{y} \hat{\boldsymbol{\jmath}}+\beta \widehat{\boldsy...
admin
2.8k
points
admin
asked
Feb 16
Others
gatech-2024
+
–
0
answers
0
votes
GATE CH 2023 | Question: 63
A design engineer needs to purchase a membrane module $(\mathrm{M})$ ...
A design engineer needs to purchase a membrane module $(\mathrm{M})$ for a plant. Details about the two available options, $\text{M1}$ and $\text{M2,}$ are given in the t...
admin
2.8k
points
admin
asked
May 21, 2023
Others
gatech-2023
+
–
0
answers
0
votes
GATE CH 2022 | Question: 38
The molar excess Gibbs free energy $(g^{E})$ of a liquid mixture of $A$ and $B$ ... $1$ bar is ___________________ (rounded off to the nearest integer).
The molar excess Gibbs free energy $(g^{E})$ of a liquid mixture of $A$ and $B$ is given by $$\frac{g^{E}}{RT} = x_{A}x_{B}\left [ C_{1} + C_{2} \left ( x_{A} - x_{B} \ri...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2021 | GA Question: 9
Given below are two statements $1$ and $2$, and two conclusions $\text{I}$ and $\text{II}$ ... Neither conclusion $\text{I}$ nor $\text{II}$ is correct
Given below are two statements $1$ and $2$, and two conclusions $\text{I}$ and $\text{II}$.$\text{Statement 1}$: All bacteria are microorganisms.$\text{Statement 2}$: All...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Analytical Aptitude
gatech-2021
analytical-aptitude
logical-reasoning
statements-follow
+
–
0
answers
0
votes
GATE CH 2021 | Question: 13
Turnover ratio is defined as $\dfrac{\text{Fixed capital investment}}{\text{Gross annual sales}} \\$ ...
Turnover ratio is defined as$\dfrac{\text{Fixed capital investment}}{\text{Gross annual sales}} \\$$\dfrac{\text{Gross annual sales}}{\text{Fixed capital investment}} \\$...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
0
answers
0
votes
GATE Chemical 2020 | Question: 25
Sum of the eigenvalues of the matrix $\begin{bmatrix} 2 & 4 & 6 \\ 3 & 5 & 9 \\ 12 & 1 & 7 \end{bmatrix}$ is ______ (round off to nearest integer).
soujanyareddy13
1.8k
points
soujanyareddy13
asked
Nov 16, 2020
Linear Algebra
gate2020
numerical-answers
linear-algebra
matrices
eigen-values
+
–
0
answers
0
votes
GATE Chemical 2020 | Question: 26
In a box, there are $5$ green balls and $10$ blue balls. A person picks $6$ balls randomly. The probability that the person has picked $4$ green balls and $2$ blue balls ...
soujanyareddy13
1.8k
points
soujanyareddy13
asked
Nov 16, 2020
Probability and Statistics
gate2020
probability-and-statistics
probability
conditional-probability
+
–
0
answers
0
votes
GATE Chemical 2020 | Question: 4
Consider the following unit step function.The Laplace transform of this function is$\dfrac{e^{-3s}}{s} \\ $$\dfrac{e^{-3s}}{s^2} \\$$\dfrac{e^{-3s}}{3s} \\$$\dfrac{e^{-6s...
soujanyareddy13
1.8k
points
soujanyareddy13
asked
Nov 16, 2020
Differential equations
gate2020
differential-equations
laplace-transforms
+
–
0
answers
0
votes
GATE Chemical 2019 | GA Question: 4
Ten friends planned to share equally the cost of buying a gift for their teacher. When two of them decided not to contribute, each of the other friends had to pay Rs. $15...
Arjun
4.7k
points
Arjun
asked
Feb 24, 2019
Quantitative Aptitude
gate2019
numerical-ability
cost-market-price
+
–
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