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Exam Details

Electronics & Communication Engineering 2008

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Questions 85
Duration 180 mins
Package ESE & GATE EC - Previous Year Papers

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Showing all 85 questions in this paper.

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Difficulty distribution

Medium 60 70.6%
Hard 21 24.7%
Easy 4 4.7%

Question type distribution

Multiple Choices 85 100%

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Sample questions from this paper

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1
2008 · Unclassified
Electronics & Communication Engineering 2008
All the four entries of the 2 × 2 matrix are nonzero and one of its egine values is zero. Which of the following statements is true?
A
p11p22 - p22p21 = 1
B
p11p22 - p12p21 = -1
C
p11p22 - p12p21 = 0
D
p11p22 + p22p21 = 0
2
2008 · Unclassified
Electronics & Communication Engineering 2008
The system of linear equations 4x + 2y = 7 2x + y = 6 Has
A
A unique solution
B
No solution
C
Exactly two distinct solutions
D
An infinite number of solutions
3
2008 · Unclassified
Electronics & Communication Engineering 2008
The equation sin(z) = 10 has
A
No real solution
B
A unique solution
C
An infinite number of solutions
D
Exactly two distinct complex solutions
4
2008 · Unclassified
Electronics & Communication Engineering 2008
For real values of x, the minimum value of the function f(x) = ex + e-x is
A
2
B
0.5
C
0
D
1
5
2008 · Unclassified
Electronics & Communication Engineering 2008
Which of the following function would have only odd powers of x in its Taylor series expansion about the point x = 0?
A
sin (x3)
B
cos (x3)
C
cos (x2)
D
sin(x2)
6
2008 · Unclassified
Electronics & Communication Engineering 2008
Which of the following is a solution to the differential equation ?
A
B
C
D