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GATE Chemical Engineering Practice paper 1 Questions And Answers

Here you can find GATE Chemical Engineering Practice paper 1 Questions and Answers.

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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 1 Questions & Answers

7. If the temperature of saturated water is increased infinitesimally at constant entropy, the resulting state of water will be

Chemical Engineering Practice Paper 1 Questions & Answers

8. In a parallel flow heat exchanger operating under steady state, hot liquid enters at a temperature Th, in and leaves at a temperature Th, out. Cold liquid enters at a temperature Tc, in and leaves at a temperature Tc, out. Neglect any heat loss from the heat exchanger to the surrounding. If Th, in >> Tc, in, then for a given time interval, which ONE of the following statements is true?

Chemical Engineering Practice Paper 1 Questions & Answers

9. For an exothermic reversible reaction, which one of the following correctly describes the dependence of the equilibrium constant ( K ) with temperature (T ) and pressure ( P ) ?

Chemical Engineering Practice Paper 1 Questions & Answers

10. Water is flowing under laminar conditions in a pipe of length L . If the diameter of the pipe is doubled, for a constant volumetric flow rate, the pressure drop across the pipe

Chemical Engineering Practice Paper 1 Questions & Answers

11. The local velocity of a fluid along a streamline can be measured by

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GATE Chemical Engineering Online Practice Test Paper 1

Free Online Practice mock Test 1 for GATE Chemical engineering. GATE syllabus and Previous Year Question Papers with Answers Free Download.

1. Consider the following set of linear algebraic equations 
x1 + 2x2 + 3x3 = 2 
x2 + x3 = - 1 
2x2 + 2x3 = 0
The system has
  • A. a unique solution
  • B. no solution
  • C. an infinite number of solutions
  • D. only the trivial solution
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Answer & Explanation

Answer: Option B

Explanation:

-NA-

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2. If a and b are arbitrary constants, then the solution to the ordinary differential equation d2y/dx2 - 4y = 0 is
  • A. y = ax + b
  • B. y = ae-x
  • C. y = asin 2x + bcos2x
  • D. y = acosh 2x + bsinh 2x
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Answer & Explanation

Answer: Option D

Explanation:

-NA-

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3. For the function f(t) = e-t/T, the Taylor series approximation for t << T is
  • A. 1 + t/T
  • B. 1 - t/T
  • C. 1 - t2/2T2
  • D. 1 + t
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Answer & Explanation

Answer: Option B

Explanation:

-NA-

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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
  • A. 1026
  • B. 1062
  • C. 1260
  • D. 1620
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Answer & Explanation

Answer: Option C

Explanation:

-NA-

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5. Consider the following (2 * 2) matrix 

Which one of the following vectors is NOT a valid eigenvector of the above matrix ?
  • A. .

  • B. .

  • C. .

  • D. .

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Answer & Explanation

Answer: Option D

Explanation:

-NA-

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