Free Online Practice mock Test 2 for GATE 2016 Chemical engineering. GATE syllabus and Previous Year Question Papers with Answers Free Download.

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?
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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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3. Which of the following statements are TRUE?
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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’

4. Evaluate ( Note: C is a constant of integration.)
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5. A gaseous system contains H_{2}, I_{2}, and HI, which participate in the gas-phase reaction
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2 HI <-----> H_{2} + I_{2}

At a state of reaction equilibrium, the number of thermodynamic degrees of freedom is _________

At a state of reaction equilibrium, the number of thermodynamic degrees of freedom is _________

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