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GATE CH 2021 | GA Question: 1
The ratio of boys to girls in a class is $7$ to $3$. Among the options below, an acceptable value for the total number of students in the class is: $21$ $37$ $50$ $73$
The ratio of boys to girls in a class is $7$ to $3$.Among the options below, an acceptable value for the total number of students in the class is:$21$$37$$50$$73$
asked
Mar 1, 2021
Quantitative Aptitude
gatech-2021
numerical-ability
ratio-proportion
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–
0
answers
0
votes
GATE CH 2021 | GA Question: 2
A polygon is convex if, for every pair of points, $P$ and $Q$ ... following is $\underline{ \text{NOT}}$ a convex polygon?
A polygon is convex if, for every pair of points, $P$ and $Q$ belonging to the polygon, the line segment $PQ$ lies completely inside or on the polygon. Which one of the f...
asked
Mar 1, 2021
Quantitative Aptitude
gatech-2021
numerical-ability
geometry
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–
0
answers
0
votes
GATE CH 2021 | GA Question: 3
Consider the following sentences: Everybody in the class is prepared for the exam. Babu invited Danish to his ... grammatically incorrect and $\text{(ii)}$ is ambiguous
Consider the following sentences:Everybody in the class is prepared for the exam.Babu invited Danish to his home because he enjoys playing chess.Which of the following is...
asked
Mar 1, 2021
Verbal Aptitude
gatech-2021
verbal-ability
english-grammar
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–
0
answers
0
votes
GATE CH 2021 | GA Question: 4
A circular sheet of paper is folded along the lines in the direction shown. The paper, after being punched in ... in the reverse order of folding, will look like ________.
A circular sheet of paper is folded along the lines in the direction shown. The paper, after being punched in the final folded state as shown and unfolded in the reverse ...
asked
Mar 1, 2021
Spatial Aptitude
gatech-2021
spatial-aptitude
paper-folding
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–
0
answers
0
votes
GATE CH 2021 | GA Question: 5
____________ is to $\textit{surgery}$ as $\textit{writer}$ is to __________ Which one of the following ... Plan, outline Hospital, library Doctor, book Medicine, grammar
____________ is to $\textit{surgery}$ as $\textit{writer}$ is to __________Which one of the following options maintains a similar logical relation in the above sentence?P...
asked
Mar 1, 2021
Verbal Aptitude
gatech-2021
verbal-ability
word-pairs
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–
0
answers
0
votes
GATE CH 2021 | GA Question: 6
We have $2$ rectangular sheets of paper, $M$ and $N$, of dimensions $6$ cm $\times$ $1$ cm each. Sheet $M$ is rolled to form an ... $\frac{9}{\pi} \\$ $3 \pi$
We have $2$ rectangular sheets of paper, $M$ and $N$, of dimensions $6$ cm $\times$ $1$ cm each. Sheet $M$ is rolled to form an open cylinder by bringing the short edges ...
asked
Mar 1, 2021
Quantitative Aptitude
gatech-2021
numerical-ability
geometry
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–
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 \\ ...
asked
Mar 1, 2021
Quantitative Aptitude
gatech-2021
numerical-ability
profit-loss
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–
0
answers
0
votes
GATE CH 2021 | GA Question: 8
There are five bags each containing identical sets of ten distinct chocolates. One chocolate is picked from each bag. The probability ... $0.4235$ $0.6976$ $0.8125$
There are five bags each containing identical sets of ten distinct chocolates. One chocolate is picked from each bag. The probability that at least two chocolates are ide...
asked
Mar 1, 2021
Quantitative Aptitude
gatech-2021
numerical-ability
probability
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–
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...
asked
Mar 1, 2021
Analytical Aptitude
gatech-2021
analytical-aptitude
logical-reasoning
statements-follow
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–
0
answers
0
votes
GATE CH 2021 | GA Question: 10
Some people suggest anti-obesity measures $\text{(AOM)}$ such as displaying calorie information in restaurant menus. Such measures sidestep addressing the core problems t...
asked
Mar 1, 2021
Verbal Aptitude
gatech-2021
verbal-ability
verbal-reasoning
passage-reading
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–
0
answers
0
votes
GATE CH 2021 | Question: 1
An ordinary differential equation $\text{(ODE)}, \: \dfrac{dy}{dx}=2y$, with an initial condition $y(0)=1$, has the analytical ... $0.06$ $0.8$ $4.0$ $8.0$
An ordinary differential equation $\text{(ODE)}, \: \dfrac{dy}{dx}=2y$, with an initial condition $y(0)=1$, has the analytical solution $y=e^{2x}$.Using Runge-Kutta secon...
asked
Mar 1, 2021
Numerical Methods
gatech-2021
numerical-methods
runge-kutta-method
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–
0
answers
0
votes
GATE CH 2021 | Question: 2
The function $\cos(x)$ is approximated using Taylor series around $x=0$ as $\cos(x) \approx 1 + ax + bx^2 + cx^3 + dx^4$. The values ... $a=-0.5, \: b=0,\: c=0.042, \: d=0$
The function $\cos(x)$ is approximated using Taylor series around $x=0$ as $\cos(x) \approx 1 + ax + bx^2 + cx^3 + dx^4$. The values of $a,b,c$ and $d$ are$a=1, \: b=-0....
asked
Mar 1, 2021
Calculus
gatech-2021
calculus
taylor-series
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–
0
answers
0
votes
GATE CH 2021 | Question: 3
The heat of combustion of methane, carbon monoxide and hydrogen are $P$, $Q$ and $R$ ... $Q+3R-P$ $P-Q-R$ $Q+R-P$
The heat of combustion of methane, carbon monoxide and hydrogen are $P$, $Q$ and $R$ respectively. For the reaction below, $$CH_4+H_2O \rightarrow CO+3H_2$$ the heat of r...
asked
Mar 1, 2021
Others
gatech-2021
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0
answers
0
votes
GATE CH 2021 | Question: 4
A batch settling experiment is performed in a long column using a dilute dispersion containing equal number of particles of ... $A$ particles on top of type $B$ particles
A batch settling experiment is performed in a long column using a dilute dispersion containing equal number of particles of type $A$ and type $B$ in water (density $1000 ...
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 5
A three-dimensional velocity field is given by $V=5x^2y \: i + Cy \: j-10xyz \: k$, where $i,j,k$ are the unit vectors in ... fluid flow, the value of $C$ is $-1$ $0$ $1$ $5$
A three-dimensional velocity field is given by $V=5x^2y \: i + Cy \: j-10xyz \: k$, where $i,j,k$ are the unit vectors in $x,y,z$ directions, respectively, describing a c...
asked
Mar 1, 2021
Calculus
gatech-2021
calculus
vector-calculus
vector-identities
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0
answers
0
votes
GATE CH 2021 | Question: 6
Heat transfer coefficient for a vapor condensing as a film on a vertical surface is given by Dittus- ... equation Nusselt theory Chilton-Colburn analogy Sieder-Tate equation
Heat transfer coefficient for a vapor condensing as a film on a vertical surface is given byDittus-Boelter equationNusselt theoryChilton-Colburn analogySieder-Tate equati...
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 7
In a double-pipe heat exchanger of $10 \: m$ length, a hot fluid flows in the annulus and a cold fluid flows in the inner pipe. The ... $24.6$ $27.9$ $30.0$ $50.0$
In a double-pipe heat exchanger of $10 \: m$ length, a hot fluid flows in the annulus and a cold fluid flows in the inner pipe. The temperature profiles of the hot $(T_h)...
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 8
For a shell-and-tube heat exchanger, the clean overall heat transfer coefficient is calculated as $\text{250 W m$^{-2}$ ... 2}$ K}^{-1})$. $100$ $150$ $200$ $250$
For a shell-and-tube heat exchanger, the clean overall heat transfer coefficient is calculated as $\text{250 W m$^{-2}$ K}^{-1}$ for a specific process condition. It is e...
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 9
In reverse osmosis, the hydraulic pressure and osmotic pressure at the feed side of the membrane are $P_1$ and $\pi_1$, ... $P_1 - \pi_1 = P_2-\pi_2$
In reverse osmosis, the hydraulic pressure and osmotic pressure at the feed side of the membrane are $P_1$ and $\pi_1$, respectively. The corresponding values are $P_2$ a...
asked
Mar 1, 2021
Others
gatech-2021
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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...
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 11
Which of the following is $\text{NOT}$ a standard to transmit measurement and control signals? $4-20 \: \text{mA}$ $3-15 \text{ psig}$ $0-100\: \%$ $1-5 \text{ VDC}$
Which of the following is $\text{NOT}$ a standard to transmit measurement and control signals?$4-20 \: \text{mA}$$3-15 \text{ psig}$$0-100\: \%$$1-5 \text{ VDC}$
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 12
A feedforward controller can be used only if the disturbance variable can be measured the disturbance variable ... variable can be ignored regulatory control is not required
A feedforward controller can be used only ifthe disturbance variable can be measuredthe disturbance variable can be manipulatedthe disturbance variable can be ignoredregu...
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 13
Turnover ratio is defined as $\dfrac{\text{Fixed capital investment}}{\text{Gross annual sales}} \\$ ...
Turnover ratio is defined as$\dfrac{\text{Fixed capital investment}}{\text{Gross annual sales}} \\$$\dfrac{\text{Gross annual sales}}{\text{Fixed capital investment}} \\$...
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 14
A principal amount is charged a nominal annual interest rate of $10 \%$. If the interest rate is compounded continuously ... using an effective interest rate of $27.18 \%$
A principal amount is charged a nominal annual interest rate of $10 \%$. If the interest rate is compounded continuously, the final amount at the end of the one year woul...
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 15
Match the common name of chemicals in $\text{Group-1}$ with their chemical formulae in $\text{Group-2}$ ... $\text{P-II, Q-I, R- III}$
Match the common name of chemicals in $\text{Group-1}$ with their chemical formulae in $\text{Group-2}$$\begin{array}{|l|l|l|l|} \hline & \textbf{Group – 1} & & \textbf...
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 16
For the function $f(x) = \begin{cases} -x, & x<0 \\ x^2, & x \geq 0 \end{cases}$ ... $x=0$ $f(x)$ is differentiable at $x=0$
For the function $f(x) = \begin{cases} -x, & x<0 \\ x^2, & x \geq 0 \end{cases}$ the $\text{CORRECT}$ statement(s) is/are$f(x)$ is continuous at $x=1$$f(x) $ is different...
asked
Mar 1, 2021
Calculus
gatech-2021
calculus
continuity-and-differentiability
multiple-selects
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–
0
answers
0
votes
GATE CH 2021 | Question: 17
Feed solution $\textbf{F}$ is contacted with solvent $\textbf{B}$ in an extraction process. Carrier liquid ... raffinate composition if the mixture composition is at $M$
Feed solution $\textbf{F}$ is contacted with solvent $\textbf{B}$ in an extraction process. Carrier liquid in the feed if $\textbf{A}$ and the solute is $\textbf{C}$. The...
asked
Mar 1, 2021
Others
gatech-2021
multiple-selects
+
–
0
answers
0
votes
GATE CH 2021 | Question: 18
The inherent characteristics of the three control valves $P$, $Q$ and $R$ ... is an equal percentage valve $R$ is an equal percentage valve
The inherent characteristics of the three control valves $P$, $Q$ and $R$ are shown in the figure.The $\text{CORRECT}$ option(s) is/are$P$ is a quick opening valve$Q$ is ...
asked
Mar 1, 2021
Others
gatech-2021
multiple-selects
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–
0
answers
0
votes
GATE CH 2021 | Question: 19
A source placed at the origin of a circular sample holder (radius $r=1 \: m$) emits particles ... total number of particles emitted during the experiment is ___________.
A source placed at the origin of a circular sample holder (radius $r=1 \: m$) emits particles uniformly in all directions. A detector of length $l=1 \: cm$ has been place...
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
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–
0
answers
0
votes
GATE CH 2021 | Question: 20
$\textbf{A, B, C}$ and $\textbf{D}$ are vectors of length $4$ ... is __________
$\textbf{A, B, C}$ and $\textbf{D}$ are vectors of length $4$. $$\textbf{A} = \begin{bmatrix} a_1 & a_2 & a_3 & a_4 \end{bmatrix} \\ \textbf{B} = \begin{bmatrix}b_1 & b_2...
asked
Mar 1, 2021
Linear Algebra
gatech-2021
numerical-answers
linear-algebra
matrices
rank-of-matrix
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–
0
answers
0
votes
GATE CH 2021 | Question: 21
The van der Waals equation of the state is given by $P_r = \dfrac{8T_r}{3v_r-1} - \dfrac{3}{v_r^2}$ ... equation of state is __________ (round off to $2$ decimal places).
The van der Waals equation of the state is given by$$P_r = \dfrac{8T_r}{3v_r-1} – \dfrac{3}{v_r^2}$$where $P_r$, $T_r$ and $v_r$ represent reduced pressure, reduced tem...
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
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–
0
answers
0
votes
GATE CH 2021 | Question: 22
Consider a steady flow of an incompressible, Newtonian fluid through a smooth circular pipe. Let ... is ______ (round off to $2$ decimal places).
Consider a steady flow of an incompressible, Newtonian fluid through a smooth circular pipe. Let $\alpha_{\textit{laminar}}$ and $\alpha_{\textit{turbulent}}$ denote the ...
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
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–
0
answers
0
votes
GATE CH 2021 | Question: 23
The molar heat capacity at constant pressure $C_p$ (in $\text{J mol}^{-1} K^{-1}$) for $n$-pentane as a function of ... $2$ decimal places).
The molar heat capacity at constant pressure $C_p$ (in $\text{J mol}^{-1} K^{-1}$) for $n$-pentane as a function of temperature $(T$ in $K)$ is given by$ \dfrac{C_p}{R} =...
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
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–
0
answers
0
votes
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_{...
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
+
–
0
answers
0
votes
GATE CH 2021 | Question: 25
A company invests in a recovery unit to separate valuable metals from effluent streams. The total initial capital ... lakhs of rupees (correct to $1$ decimal place)
A company invests in a recovery unit to separate valuable metals from effluent streams. The total initial capital investment of this unit is Rs. $10$ lakhs. The recovered...
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
+
–
0
answers
0
votes
GATE CH 2021 | Question: 26
Let $A$ be a square matrix of size $n \times n (n>1)$. The elements of $A=\{a_{ij}\}$ ... $A$ is $0$ $1$ $n!$ $(n!)^2$
Let $A$ be a square matrix of size $n \times n (n>1)$. The elements of $A=\{a_{ij}\}$ are given by $$a_{ij} = \begin{cases} i \times j, & \text{if } i \geq j \\ 0, & \tex...
asked
Mar 1, 2021
Linear Algebra
gatech-2021
linear-algebra
matrix-algebra
determinant
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–
0
answers
0
votes
GATE CH 2021 | Question: 27
Consider a fluid confined between two horizontal parallel plates and subjected to shear flow. In the ... is ___________ Newtonian Pseudoplastic Dilatant Ideal and inviscid
Consider a fluid confined between two horizontal parallel plates and subjected to shear flow.In the first experiment, the plates are separated by a distance of $1 \: mm$....
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 28
Water of density $1000 \text{ kg m}^{-3}$ flows in a horizontal pipe of $10 \: cm$ diameter at an average velocity of ... $0.0012$ $0.0074$ $0.0082$ $0.0106$
Water of density $1000 \text{ kg m}^{-3}$ flows in a horizontal pipe of $10 \: cm$ diameter at an average velocity of $0.5 \: m \: s^{-1}$. The following plot shows the p...
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 29
In a solvent regeneration process, a gas is used to strip a solute from a liquid in a countercurrent packed tower operating ...
In a solvent regeneration process, a gas is used to strip a solute from a liquid in a countercurrent packed tower operating under isothermal condition. Pure gas is used i...
asked
Mar 1, 2021
Others
gatech-2021
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–
0
answers
0
votes
GATE CH 2021 | Question: 30
Which of these symbols can be found in piping and instrumentation diagrams? $(Q)$ and $(S)$ only $(P)$, $(Q)$ and $(R)$ ... $(P)$, $(Q)$, $(R)$ and $(S)$
Which of these symbols can be found in piping and instrumentation diagrams?$(Q)$ and $(S)$ only$(P)$, $(Q)$ and $(R)$ only$(P)$, $(R)$ and $(S)$ only$(P)$, $(Q)$, $(R)$ a...
asked
Mar 1, 2021
Others
gatech-2021
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