GO Chemical
Login
Register
Dark Mode
Brightness
Profile
Edit Profile
Messages
My favorites
My Updates
Logout
Filter
Recent
Hot!
Most votes
Most answers
Most views
Previous GATE
Featured
Recent questions in Others
0
answers
0
votes
GATE CH 2022 | Question: 41
Two reservoirs located at the same altitude are connected by a straight horizontal pipe of length $120\:m$ and inner ... $\text{kW}$ (rounded off to one decimal place).
Two reservoirs located at the same altitude are connected by a straight horizontal pipe of length $120\:m$ and inner diameter $0.5\:m$, as shown in the figure. A pump tra...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 42
A venturi meter (venturi coefficient, $C_{v} = 0.98$) is connected to a pipe of inner diameter $50$ $\text{mm}$. Water ... (rounded off to two decimal places)
A venturi meter (venturi coefficient, $C_{v} = 0.98$) is connected to a pipe of inner diameter $50$ $\text{mm}$. Water (density $1000\:kg\:m^{-3}$) is flowing through the...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 43
In a constant-rate cake filtration operation, the collected filtrate volumes are $120\:m^{3}$ ... $\text{kPa}$ (rounded off to the nearest integer).
In a constant-rate cake filtration operation, the collected filtrate volumes are $120\:m^{3}$ and $240\:m^{3}$ at $1$ min and $2$ min, respectively. Assume the cake resis...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 44
A cylindrical fin of diameter $24$ $\text{mm}$ is attached horizontally to a vertical planar wall. The heat transfer ... $\text{mm}$ (rounded off to the nearest integer).
A cylindrical fin of diameter $24$ $\text{mm}$ is attached horizontally to a vertical planar wall. The heat transfer rate from the tin to the surrounding ar is $60\%$ of ...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 45
A single-effect evaporator with a heat transfer area of $70\:m^{2}$ concentrates a salt solution using steam. The salt ... (rounded off to the nearest integer).
A single-effect evaporator with a heat transfer area of $70\:m^{2}$ concentrates a salt solution using steam. The salt solution feed rate and temperature are $10000\:kg\:...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 46
An equimolar binary mixture is to be separated in a simple tray-distillation column. The feed rate is ... ratio is __________ (rounded off to two decimal places).
An equimolar binary mixture is to be separated in a simple tray-distillation column. The feed rate is $50\text{ kmol min}^{-1}$ . The mole fractions of the more volatile ...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 47
The dry-bulb temperature of air in a room is $30^{\circ}C$ ... = ____________ (rounded off to one decimal place).
The dry-bulb temperature of air in a room is $30^{\circ}C$. The Antoine equation for wateris given as $$\text{ln} P^{sat} = 12.00 -\frac{4000}{T - 40}$$ where $T$ is the ...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
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 CH 2022 | Question: 49
Consider the tank level control system shown in the figure, where the cross-section area of the tank is ... is _____________________ (rounded off to the nearest integer).
Consider the tank level control system shown in the figure, where the cross-section area of the tank is $A$. Assume perfect flow controllers $\text{(FC)}$. The level cont...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 50
Consider a single-input-single-output $\text{(SISO)}$ ... is ______________ minutes (rounded off to two decimal places).
Consider a single-input-single-output $\text{(SISO)}$ system with the transfer function $$G_{P}\left ( s \right ) =\frac{2\left ( s + 1 \right )}{\left ( \dfrac{1}{2} s +...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 51
Information for a proposed greenfield project is provided in the table. The discounted cash flow for the fourth year is Rs ...
Information for a proposed greenfield project is provided in the table. The discounted cash flow for the fourth year is Rs ___________________ crores (rounded off to one ...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 52
Consider the process in the figure. The liquid phase elementary reactions ... fresh feeds, process exit streams and recycle streams are pure
Consider the process in the figure. The liquid phase elementary reactions $$A + B \rightarrow P \:\:\:\: -r_{B1} = k_{1}\:x_{A}\:x_{B}$$ $$P + B \rightarrow S \:\:\:\: -r...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 53
An elementary irreversible liquid-phase reaction, $2A \rightarrow B$ ... $\%$ (rounded off to one decimal place).
An elementary irreversible liquid-phase reaction, $2A \rightarrow B$, is carried out under isothermal conditions in a $1\:m^{3}$ ideal plug flow reactor $\text{(PFR)}$ as...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 54
An elementary irreversıble gas-phase reaction, $A \rightarrow B + C$, is carried out at fixed temperature and pressure in ... (rounded off to one decimal place).
An elementary irreversıble gas-phase reaction, $A \rightarrow B + C$, is carried out at fixed temperature and pressure in two separate ideal reactors: $(i)$ a $10\:m^{3}...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
0
answers
0
votes
GATE CH 2022 | Question: 55
An elementary irreversible liquid-phase reaction, $2P \overset{k}{\rightarrow}Q$ ... is _____________ $\%$ (round off to the nearest integer)
An elementary irreversible liquid-phase reaction, $2P \overset{k}{\rightarrow}Q$, where the rate constant $k = 2\:L\:\text{mol}^{-1}\:\text{min} ^{-1}$, takes place in an...
Arjun
4.7k
points
Arjun
asked
Feb 15, 2022
Others
gatech-2022
numerical-answers
+
–
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: 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}$$\begin{array}{|l|l|l|l|} \hline & \textbf{Group – 1} & & \textbf...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
+
–
0
answers
0
votes
GATE CH 2021 | Question: 17
Feed solution $\textbf{F}$ is contacted with solvent $\textbf{B}$ in an extraction process. Carrier liquid ... raffinate composition if the mixture composition is at $M$
Feed solution $\textbf{F}$ is contacted with solvent $\textbf{B}$ in an extraction process. Carrier liquid in the feed if $\textbf{A}$ and the solute is $\textbf{C}$. The...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
multiple-selects
+
–
0
answers
0
votes
GATE CH 2021 | Question: 18
The inherent characteristics of the three control valves $P$, $Q$ and $R$ ... is an equal percentage valve $R$ is an equal percentage valve
The inherent characteristics of the three control valves $P$, $Q$ and $R$ are shown in the figure.The $\text{CORRECT}$ option(s) is/are$P$ is a quick opening valve$Q$ is ...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
multiple-selects
+
–
0
answers
0
votes
GATE CH 2021 | Question: 19
A source placed at the origin of a circular sample holder (radius $r=1 \: m$) emits particles ... total number of particles emitted during the experiment is ___________.
A source placed at the origin of a circular sample holder (radius $r=1 \: m$) emits particles uniformly in all directions. A detector of length $l=1 \: cm$ has been place...
go_editor
1.4k
points
go_editor
asked
Mar 1, 2021
Others
gatech-2021
numerical-answers
+
–
0
answers
0
votes
GATE CH 2021 | Question: 21
The van der Waals equation of the state is given by $P_r = \dfrac{8T_r}{3v_r-1} - \dfrac{3}{v_r^2}$ ... equation of state is __________ (round off to $2$ decimal places).
The van der Waals equation of the state is given by$$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: 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
+
–
Page:
« prev
1
2
3
4
5
6
7
8
...
17
next »
GO Chemical
Email or Username
Show
Hide
Password
I forgot my password
Remember
Log in
Register