## GATE Chemical Engineering Questions And Answers

**Here you can find GATE Chemical Engineering Questions and Answers.**

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## GATE Chemical Engineering Questions and Answers - Chapters

- Chemical Engineering Practice Paper 1 Questions & Answers
- Chemical Engineering Practice Paper 2 Questions & Answers

### Chemical Engineering Practice Paper 1 Questions & Answers

1. Consider the following set of linear algebraic equations
x1 + 2x2 + 3x3 = 2
x2 + x3 = - 1
2x2 + 2x3 = 0
The system has

### Chemical Engineering Practice Paper 1 Questions & Answers

2. If a and b are arbitrary constants, then the solution to the ordinary differential equation d2y/dx2 - 4y = 0 is

### Chemical Engineering Practice Paper 1 Questions & Answers

3. For the function f(t) = e-t/T, the Taylor series approximation for t << T is

### Chemical Engineering Practice Paper 1 Questions & Answers

4. A box containing 10 identical compartments has 6 red balls and 2 blue balls. If each compartment can hold only one ball, then the number of different possible arrangements are

### Chemical Engineering Practice Paper 1 Questions & Answers

6. In a throttling process, the pressure of an ideal gas reduces by 50 %. If CP and CV are the heat capacities at constant pressure and constant volume, respectively (r = CP/CV) the specific volume will
change by a factor of

### Chemical Engineering Practice Paper 2 Questions & Answers

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?

### Chemical Engineering Practice Paper 2 Questions & Answers

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 _________

### Chemical Engineering Practice Paper 2 Questions & Answers

3. Which of the following statements are TRUE?
P. The eigenvalues of a symmetric matrix are real
Q. The value of the determinant of an orthogonal matrix can only be +1
R. The transpose of a square matrix A has the same eigenvalues as those of A
S. The inverse of an ‘n × n’ matrix exists if and only if the rank is less than ‘n’

### Chemical Engineering Practice Paper 2 Questions & Answers

5. A gaseous system contains H2, I2, and HI, which participate in the gas-phase reaction
2 HI <-----> H2 + I2
At a state of reaction equilibrium, the number of thermodynamic degrees of freedom is _________

### Chemical Engineering Practice Paper 2 Questions & Answers

6. The thermodynamic state of a closed system containing a pure fluid changes from (T1, p1) to (T2, p2), where T and p denote the temperature and pressure, respectively. Let Q denote the heat absorbed
(> 0 if absorbed by the system) and W the work done (> 0 if done by the system). Neglect changes in kinetic and potential energies. Which one of the following is CORRECT?