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Recent questions tagged gate2020
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GATE Chemical 2020 | GA Question: 1
Rajiv Gandhi Khel Ratna Award was conferred ______ Mary Kom, a six-time world champion in boxing, recently in a ceremony _____ the Rashtrapati Bhawan (the President’s o...
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Nov 16, 2020
Verbal Aptitude
gate2020
verbal-ability
most-appropriate-word
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GATE Chemical 2020 | GA Question: 2
Despite a string of poor performances, the chances of $K.L.$ Rahul’s selection in the team are ________slimbrightobviousuncertain
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Nov 16, 2020
Verbal Aptitude
gate2020
verbal-ability
most-appropriate-word
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GATE Chemical 2020 | GA Question: 3
Select the word that fits the analogy:$\text{Cover : Uncover :: Associate :}$ _______UnassociateInassociateMisassociateDissociate
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Verbal Aptitude
gate2020
verbal-ability
word-pairs
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GATE Chemical 2020 | GA Question: 4
Hit by floods, the kharif (summer sown) crops in various parts of the country have been affected. Officials believe that the loss in production of the kharif crops can be...
soujanyareddy13
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Verbal Aptitude
gate2020
verbal-ability
verbal-reasoning
passage-reading
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answers
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GATE Chemical 2020 | GA Question: 5
The difference between the sum of the first $2n$ natural numbers and the sum of the first $n$ odd natural numbers is ______$n^2-n$$n^2+n$$2n^2-n$$2n^2+n$
soujanyareddy13
1.8k
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Quantitative Aptitude
gate2020
numerical-ability
arithmetic-series
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answers
1
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GATE Chemical 2020 | GA Question: 6
Repo rate is the rate at which Reserve Bank of India $\text{(RBI)}$ lends commercial banks, and reverse repo rate is the rate at which $\text{(RBI)}$ borrows money from c...
soujanyareddy13
1.8k
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soujanyareddy13
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Nov 16, 2020
Verbal Aptitude
gate2020
verbal-ability
verbal-reasoning
passage-reading
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1
answers
1
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GATE Chemical 2020 | GA Question: 7
$P,Q,R,S,T,U,V,$ and $W$ are seated around a circular table.$S$ is seated opposite to $W$$U$ is seated at the second place to the right of $R$$T$ is seated at the third p...
soujanyareddy13
1.8k
points
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Nov 16, 2020
Analytical Aptitude
gate2020
analytical-aptitude
logical-reasoning
round-table-arrangement
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1
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GATE Chemical 2020 | GA Question: 8
The distance between Delhi and Agra is $233$ km. A car $P$ started travelling from Delhi to Agra and another car $Q$ started from Agra to Delhi along the same road $1$ ho...
soujanyareddy13
1.8k
points
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Nov 16, 2020
Quantitative Aptitude
gate2020
numerical-ability
speed-time-distance
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answers
1
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GATE Chemical 2020 | GA Question: 9
For a matrix $M=[m_{ij}]; \: i,j=1,2,3,4$, the diagonal elements are all zero and $m_{ij}=-m_{ji}$. The minimum number of elements required to fully specify the matrix is...
soujanyareddy13
1.8k
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soujanyareddy13
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Nov 16, 2020
Quantitative Aptitude
gate2020
numerical-ability
numerical-computation
matrices
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1
answers
1
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GATE Chemical 2020 | GA Question: 10
The profit shares of two companies $P$ and $Q$ are shown in the figure. If the two companies have invested a fixed and equal amount every year, then the ratio of the tota...
soujanyareddy13
1.8k
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soujanyareddy13
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Nov 16, 2020
Quantitative Aptitude
gate2020
numerical-ability
data-interpretation
bar-graph
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answers
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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...
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Nov 16, 2020
Others
gate2020
numerical-answers
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GATE Chemical 2020 | Question: 22
Consider two Carnot engines $C_1$ and $C_2$ as shown in the figure.The efficiencies of the engines $C_1$ and $C_2$ are $0.40$ and $0.35$, respectively. If the temperature...
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soujanyareddy13
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Nov 16, 2020
Others
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numerical-answers
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GATE Chemical 2020 | Question: 23
Consider the following closed loop system with $G_p$ and $G_c$ as the transfer functions of the process and the controller, respectively.For a unit step change in the set...
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Others
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GATE Chemical 2020 | Question: 24
The decomposition of acetaldehyde $(X)$ to methane and carbon monoxide follows four-step free radical mechanism. The overall rate of decomposition of $X$ is $$-r_X=k_2 \b...
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1.8k
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Nov 16, 2020
Others
gate2020
numerical-answers
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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
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Nov 16, 2020
Linear Algebra
gate2020
numerical-answers
linear-algebra
matrices
eigen-values
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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 ...
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Probability and Statistics
gate2020
probability-and-statistics
probability
conditional-probability
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GATE Chemical 2020 | Question: 27
The maximum value of the function $f(x)=-\dfrac{5}{3} x^3 +10x^2-15x+16$ in the interval $(0.5,3.5)$ is$0$$8$$16$$48$
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Calculus
gate2020
calculus
maxima-minima
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GATE Chemical 2020 | Question: 28
$SO_2$ from air is absorbed by pure water in a counter current packed column operating at constant pressure. The compositions and the flow rates of the streams are shown ...
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Others
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GATE Chemical 2020 | Question: 29
Two film theory applies for absorption of a solute from a gas mixture into a liquid solvent. The interfacial mass transfer coefficient (in $mol \: m^{-2} \: s^{-1}$) for ...
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Others
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GATE Chemical 2020 | Question: 30
Consider the equilibrium data for methanol-water system at $1$ bar given in the future below.A distillation column operating at $1.0$ bar is required to produce $92 \: mo...
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Others
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GATE Chemical 2020 | Question: 31
Consider the gas phase reaction $N_2O_4 \rightleftarrows 2NO_2$ occuring in an isothermal and isobaric reactor maintained at $298 K$ and $1.0$ bar. The standard Gibbs ene...
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Others
gate2020
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GATE Chemical 2020 | Question: 32
A tank initially contains a gas mixture with $21\:mol\:\% $ oxygen and $79\:mol\:\%$ nitrogen. Pure nitrogen enters the tank, and a gas mixture of nitrogen and oxygen exi...
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Others
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GATE Chemical 2020 | Question: 33
Consider steady, laminar, fully developed flow of an incompressible Newtonian fluid through two horizontal straight pipes, $I$ and $II$, of circular cross section. The vo...
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Others
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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...
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Others
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GATE Chemical 2020 | Question: 35
A hollow cylinder of equal length and inner diameter (i.e., $L=D$) is sealed at both ends with flat plate, as shown in the figure. Its inner surfaces, $A_1$, $A_2$, and $...
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Nov 16, 2020
Others
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GATE Chemical 2020 | Question: 36
A student performs a flow experiment with Bingham Plastic under fully developed laminar flow conditions in a tube of radius $0.01 \: m$ with a pressure drop $(\Delta P)$ ...
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Nov 16, 2020
Others
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GATE Chemical 2020 | Question: 37
A feed stream containing pure species $L$ flows into a reactor, where $L$ is partly converted to $M$ as shown in the figure.The mass flow rate of the recycle stream is $2...
soujanyareddy13
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soujanyareddy13
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Nov 16, 2020
Others
gate2020
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GATE Chemical 2020 | Question: 38
A U-tube manometer contains two manometric fluids of densities $1000 \: kg \: m^{-3}$ and $600 \: kg \: m^{-3}$. When both the limbs are open to atmosphere, the differenc...
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Others
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GATE Chemical 2020 | Question: 39
A pure gas obeys the equation of state given by $$\dfrac{PV}{RT} = 1 + \dfrac{BP}{RT}$$ where $P$ is the pressure, $T$ is the absolute temperature, $V$ is the molar volum...
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Others
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GATE Chemical 2020 | Question: 40
Consider one mole of an ideal gas in a closed system. It undergoes a change in state from $L$ to $N$ through two different non-isothermal processes, as shown in the $P-V$...
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Nov 16, 2020
Others
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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
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soujanyareddy13
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Nov 16, 2020
Others
gate2020
numerical-answers
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0
answers
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GATE Chemical 2020 | Question: 42
Consider an infinitely long rectangular fin exposed to a surrounding fluid at a constant temperature $T_a=27^{\circ}C$.The steady state one dimensional energy balance on ...
soujanyareddy13
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soujanyareddy13
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Nov 16, 2020
Others
gate2020
numerical-answers
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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
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soujanyareddy13
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Nov 16, 2020
Others
gate2020
numerical-answers
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0
answers
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GATE Chemical 2020 | Question: 44
An elementary liquid phase reversible reaction $P \leftrightarrows Q$ is carried out in an ideal continuous stirred tank reactor (CSTR) operated at steady state. The rate...
soujanyareddy13
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soujanyareddy13
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Others
gate2020
numerical-answers
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0
answers
1
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GATE Chemical 2020 | Question: 45
An aqueous suspension at $60^{\circ}C$ is fed to the first effect of a double effect forward feed evaporator with a mass flow rate of $1.25 \: kg \: s^{-1}$. The sum of t...
soujanyareddy13
1.8k
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soujanyareddy13
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Nov 16, 2020
Others
gate2020
numerical-answers
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0
answers
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votes
GATE Chemical 2020 | Question: 47
Two ideal cross-current stages operate to extract $P$ from a feed containing $P$ and $Q$, as shown below.The mass flow rates of $P$ and $Q$ fed to Stage $1$ are $1,000 \:...
soujanyareddy13
1.8k
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soujanyareddy13
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Nov 16, 2020
Others
gate2020
numerical-answers
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0
answers
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votes
GATE Chemical 2020 | Question: 48
Consider a vertically falling film of water over an impermeable wall. The film is in contact with a static pool of an non-reactive pure gas. The gas diffuses into the wat...
soujanyareddy13
1.8k
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soujanyareddy13
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Nov 16, 2020
Others
gate2020
numerical-answers
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–
0
answers
0
votes
GATE Chemical 2020 | Question: 49
An exothermic, aqueous phase, irreversible, first order reaction, $Y \rightarrow Z$ is carried out in an ideal continuous stirred tank reactor (CSTR) operated adiabatical...
soujanyareddy13
1.8k
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soujanyareddy13
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Nov 16, 2020
Others
gate2020
numerical-answers
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0
answers
0
votes
GATE Chemical 2020 | Question: 53
Consider the following closed loop system.$G_c, G_f$ , and $G_p$ are the transfer functions of the controller, the final control element and the process, respectively. $Y...
soujanyareddy13
1.8k
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soujanyareddy13
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Nov 16, 2020
Others
gate2020
numerical-answers
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–
0
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0
votes
GATE Chemical 2020 | Question: 54
Given $\dfrac{dy}{dx}=y-20$, and $y \mid_{x=0}=40$, the value of $y$ at $x=2$ is _________ (round off to nearest integer)
soujanyareddy13
1.8k
points
soujanyareddy13
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Differential equations
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numerical-answers
differential-equations
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