GO Chemical
Login
Register
Dark Mode
Brightness
Profile
Edit Profile
Messages
My favorites
My Updates
Logout
Filter
No answer
No selected answer
No upvoted answer
Previous GATE
Featured
Recent questions without an upvoted answer
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 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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Quantitative Aptitude
gatech-2021
numerical-ability
probability
+
–
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 | 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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Verbal Aptitude
gatech-2021
verbal-ability
verbal-reasoning
passage-reading
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Numerical Methods
gatech-2021
numerical-methods
runge-kutta-method
+
–
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....
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Calculus
gatech-2021
calculus
taylor-series
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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 ...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Calculus
gatech-2021
calculus
vector-calculus
vector-identities
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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)...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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}$
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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 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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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}$$\begin{array}{|l|l|l|l|} \hline & \textbf{Group – 1} & & \textbf...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
0
answers
0
votes
GATE CH 2021 | Question: 16
For the function $f(x) = \begin{cases} -x, & x<0 \\ x^2, & x \geq 0 \end{cases}$ ... $x=0$ $f(x)$ is differentiable at $x=0$
For the function $f(x) = \begin{cases} -x, & x<0 \\ x^2, & x \geq 0 \end{cases}$ the $\text{CORRECT}$ statement(s) is/are$f(x)$ is continuous at $x=1$$f(x) $ is different...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Calculus
gatech-2021
calculus
continuity-and-differentiability
multiple-selects
+
–
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...
go_editor
1.4k
points
go_editor
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 ...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
multiple-selects
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
+
–
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 $4$. $$\textbf{A} = \begin{bmatrix} a_1 & a_2 & a_3 & a_4 \end{bmatrix} \\ \textbf{B} = \begin{bmatrix}b_1 & b_2...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Linear Algebra
gatech-2021
numerical-answers
linear-algebra
matrices
rank-of-matrix
+
–
0
answers
0
votes
GATE CH 2021 | Question: 21
The van der Waals equation of the state is given by $P_r = \dfrac{8T_r}{3v_r-1} - \dfrac{3}{v_r^2}$ ... equation of state is __________ (round off to $2$ decimal places).
The van der Waals equation of the state is given by$$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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
+
–
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 ...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
+
–
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} =...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
+
–
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_{...
go_editor
1.4k
points
go_editor
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...
go_editor
1.4k
points
go_editor
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Linear Algebra
gatech-2021
linear-algebra
matrix-algebra
determinant
+
–
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 $1 \: mm$....
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
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...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
0
answers
0
votes
GATE CH 2021 | Question: 31
It is required to control the volume of the contents in the jacketed reactor shown in the figure. Which one of the ... $V-3$ Measure $F101$ and manipulate valve $V-1$
It is required to control the volume of the contents in the jacketed reactor shown in the figure.Which one of the following schemes can be used for feedback control?Measu...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
0
answers
0
votes
GATE CH 2021 | Question: 32
Which of the following is $\text{NOT}$ a necessary condition for a process under closed-loop control to be ... an amplitude ratio less than $1$ at the critical frequency
Which of the following is $\text{NOT}$ a necessary condition for a process under closed-loop control to be stable?Dead-time term(s) must be absent in the open-loop transf...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
0
answers
0
votes
GATE CH 2021 | Question: 33
Match the reaction in $\textbf{Group - 1}$ with the reaction type in $\textbf{Group - 2}$ ... $\text{P-I, Q-IV, R-III, S-II}$
Match the reaction in $\textbf{Group – 1}$ with the reaction type in $\textbf{Group – 2}$.$\begin{array}{|c|l|c|l|} \hline & \textbf{Group – 1} && \textbf{Group –...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
0
answers
0
votes
GATE CH 2021 | Question: 34
To solve an algebraic equation $f(x)=0$, an iterative scehme of the type $x_{n+1} = g(x_n)$ ... order of convergence for this iterative scheme near the solution is ________
To solve an algebraic equation $f(x)=0$, an iterative scehme of the type $x_{n+1} = g(x_n)$ is proposed, where $g(x)=x-\dfrac{f(x)}{f’(x)}$.At the solution $x=s,\: g’...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Calculus
gatech-2021
numerical-answers
calculus
convergence
+
–
0
answers
0
votes
GATE CH 2021 | Question: 35
The probability distribution function of a random variable $X$ is shown in the following figure. From this distribution, ... is _______ (round off to $3$ decimal places)
The probability distribution function of a random variable $X$ is shown in the following figure.From this distribution, random samples with sample size $n=68$ are taken. ...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Probability and Statistics
gatech-2021
numerical-answers
probability-and-statistics
probability
uniform-distribution
+
–
0
answers
0
votes
GATE CH 2021 | Question: 36
For the ordinary differential equation $\dfrac{d^3y}{dt^3}+6 \dfrac{d^2y}{dt^2}+11 \dfrac{dy}{dt}+6y=1$ with ... $3$ decimal places).
For the ordinary differential equation $$\dfrac{d^3y}{dt^3}+6 \dfrac{d^2y}{dt^2}+11 \dfrac{dy}{dt}+6y=1$$ with initial conditions $y(0)=y’(0) = y’’(0)=y’’’(0)...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Differential equations
gatech-2021
numerical-answers
differential-equations
+
–
Page:
« prev
1
...
3
4
5
6
7
8
9
...
21
next »
GO Chemical
Email or Username
Show
Hide
Password
I forgot my password
Remember
Log in
Register