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GATE Chemical 2013 | Question: 5
A gaseous system contains H${_2}$,I${_2}$ and HI, which participate in the gas-phase reaction 2H...
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GATE Chemical 2013 | Question: 4
Evaluate ${\displaystyle \int \frac{dx}{e^x – 1}}$(Note: C is a constant of integration)$\frac{e^x}{e^x -1}$ + C$\frac {In(e^x -1)}{e^x}$ + CIn$(\frac {e^x}{e^x -1})$ ...
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GATE Chemical 2013 | Question: 3
Which of the following statements are TRUE?P.The eigenvalues of a symmetric matrix are realQ.The value of the determinant of an orthogonal matrix can only be +1R.The tr...
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GATE Chemical 2013 | Question: 2
For two rolls of a fair die, the probability of getting a 4 in the first roll and a number less than 4 in the second roll, up to 3 digits after the decimal point, is ____...
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GATE Chemical 2013 | Question: 1
The number of emails received on six consecutive days is 11, 9, 18, 18, 4 and 15,respectively.what are the median and the mode for these data?18 and 11, respectively13 an...
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GATE Chemical 2012 | Question: 65
Which of the following assertions are $\text{CORRECT}$?$P$ : Adding $7$ to each entry in a list adds $7$ to the mean of the list$Q$ : Adding $7$ to each entry in a list...
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GATE Chemical 2012 | Question: 64
Given the sequence of terms, $\text{AD CG FK JP}$, the next term is$\text{OV}$$\text{OW}$$\text{PV}$$\text{PW}$
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GATE Chemical 2012 | Question: 63
Wanted Temporary, part-time persons for the post of Field Interviewers to conduct personal interviews to collect and collate economic data. Requirements: High school-pass...
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GATE Chemical 2012 | Question: 62
A political party orders an arch for the entrance to the ground in which the annual convention is being held. The profile of the arch follows the equation $y = 2x – 0.1...
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GATE Chemical 2012 | Question: 61
An automobile plant contracted to buy shock absorber from two suppliers $X$ and $Y$. $X$ supplies $60\%$ and $Y$ supplies $40\%$ of the shock absorbers. All shock absorbe...
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GATE Chemical 2012 | Question: 60
Choose the grammatically $\text{INCORRECT}$ sentence:They gave us the money back less the service charges of Three Hundred rupeesThis country’s expenditure is not less ...
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GATE Chemical 2012 | Question: 59
Choose the most appropriate alternative from the options given below to complete the following sentence:Suresh’s dog is the one $\_\_\_\_\_\_$ was hurt in the stampede...
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GATE Chemical 2012 | Question: 58
The cost function for a product in a firm is given by $5q^{2}$, where q is the amount of production. The firm can sell the product at a market price of $₹50$ per unit. ...
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GATE Chemical 2012 | Question: 57
Choose the most appropriate alternative from the options given below to complete the following sentence:Despite several $\_\_\_\_\_$ the mission succeeded in its attempt ...
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GATE Chemical 2012 | Question: 56
Which one of the following options is the closest in meaning to the word given below?$\textbf{Mitigate}$DiminishDivulgeDedicateDenote
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GATE Chemical 2012 | Question: 55
The plug flow reactor is replaced by 3 mixed flow reactors in series, each of 2.0 liters volume. The exact conversion of A (in %) is35.952.573.794.8
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GATE Chemical 2012 | Question: 54
The first order liquid phase reaction $A \rightarrow P$ is conducted isothermally in a plug flow reactor of $5$ liter volume. The inlet volumetric flow rate is $1$ liter/...
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GATE Chemical 2012 | Question: 53
The force per unit area (in the $x$ -direction) that must be exerted on the bottom plate to maintain the flow is$\mu V/b$-$\mu V/b$$2\mu V/b$$-2\mu V/b$
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GATE Chemical 2012 | Question: 52
A Newtonian fluid of viscosity $\mu$ flows between two parallel plates due to the motion of the bottom plate (as shown below), which is moved with a velocity $V$. The top...
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GATE Chemical 2012 | Question: 51
If the ratio of recycle gas to purge gas $(F{_R}{_G}/F{_P}{_G})$ is $4$ then $Y{_R}{_B}$ is $3/8$$2/5$$1/2$$3/4$
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GATE Chemical 2012 | Question: 50
The reaction A${_l}{_i}{_q}$ +B${_g}{_a}{_s}$ $\rightarrow$C${_l}{_i}{_q}$ +D${_g}{_a}{_s}$, is carried out in a rector followed by a separator as shown below ...
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GATE Chemical 2012 | Question: 49
If the flow rate of B is 2400 kg/h, then the theoretical number of stages in the column, using Kremser’s equation (adjusted to the next integer) is591113
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GATE Chemical 2012 | Question: 48
A counter-current extraction column is designed to remove 99% of solute C from a solution of solvent A and solute C using pure solvent B. The initial concentration of sol...
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GATE Chemical 2012 | Question: 47
Match the polymer in Group I to the polymer characteristic in Group II Group I ...
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GATE Chemical 2012 | Question: 46
Match the process in Group I with the catalyst in Group II Group I ...
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GATE Chemical 2012 | Question: 45
In a 1-1 pass floating head type shell and tube heat exchanger, the tubes (od = 25 mm; id = 21 mm) are arranged in a square pitch. The tube pitch is 32 mm. The thermal co...
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GATE Chemical 2012 | Question: 44
Heat integration is planned in a process plant at an investment Rs. 2x10$^{6}$. This would result in a net energy savings of 20 GJ per year. If the nominal rate of intere...
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GATE Chemical 2012 | Question: 43
A batch reactor 1x10$^{5}$ kg of a product per year. The total batch time (in hours) of the reactor is k$\sqrt{P}{_B}$, where ${P}{_B}$is the product per batch in kg and ...
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GATE Chemical 2012 | Question: 42
The block diagram of a system with a proportional controller is shown below A unit step is introduced in the set point. Th...
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GATE Chemical 2012 | Question: 41
The elementary reversible exothermic gas-phase reaction A + 3B $\rightleftharpoons$ 2Cis to be conducted in a non-i...
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GATE Chemical 2012 | Question: 40
The characteristic equation for a system is $S^{3}+9S^{2}+26S+12(2+K{_c}) = 0$.Using the Routh test, the value of $K{_...
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GATE Chemical 2012 | Question: 39
A thermocouple having a linear relationship between $0\;^{\circ}C$ and $350 \:^{\circ}C$ shows an emf of zero and $30.5 \text{ mV}$, respectively at these two temperature...
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GATE Chemical 2012 | Question: 38
An equimolar mixture of $A$ and $B$ (A being more volatile) is flash distilled continuously at a feed rate of $100 \text{ kmol/h}$, such that the liquid product contains ...
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GATE Chemical 2012 | Question: 37
Consider the drying operation shown in the figure below for a solid loading (dry basis) of $50 \text{ kg/m}^{2}$ with a constant drying rate of $5\: \text{kg/m$^{2}$.h.}$...
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GATE Chemical 2012 | Question: 36
The rate-controlling step for the solid-catalyzed irreversible reaction $ A + B \longrightarrow C$is known ...
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GATE Chemical 2012 | Question: 35
In a counter-flow double pipe heat exchanger, oil ($\dot m = 2 \text{ kg/s}, C_p= 2.1 \text{ kJ/kg}.\:^{\circ} C$) is cooled from $90^{\circ}C$ to $40^{\circ} C$ by water...
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GATE Chemical 2012 | Question: 34
Heat generated at a steady rate of $100\: W$ due to resistance heating in a long wire (length = $5\:\text{m}$, diameter = $2\:\text{mm}$). This wire is wrapped with an in...
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GATE Chemical 2012 | Question: 33
For the enclosure formed between two concentric spheres as shown ($R_2 = 2R_1$), the fraction of radiation leaving the surface area $A_2$ that strikes itself is ...
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GATE Chemical 2012 | Question: 32
A bed of spherical glass beads (density $3000 \text{ kg/m$^3$}$, diameter $1\:\text{mm}$, bed porosity $0.5$) is to be fluidized by a liquid of density $1000 \text{ kg/m$...
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GATE Chemical 2012 | Question: 31
Consider a binary liquid mixture at constant temperature $T$ and pressure $P$. If the enthalpy change of mixing, $\Delta H = 5x_1x_2$, where $x_1$ and $x_2$ are the mole ...
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