Exercise: Exam Question Papers

Questions for: Exam Question Papers

What will be equipotential surfaces for a pair of equal and opposite line charges?
A:
Spheres
B:
Concentric cylinders
C:
Non-concentric cylinders
D:
None of the above
Answer: C
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Who developed the concept of time varying electric field producing a magnetic field?
A:
Gauss
B:
Faraday
C:
Hertz
D:
Maxwell
Answer: B
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The magnitude of frequency response of an underdamped second order system is 5 at 0 rad/sec and peaks to at 52rad/sec. The transfer function of the system is
A:
B:
C:
D:
Answer: A
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For real and odd signals, the Fourier series coefficient ak is __________ .
A:
purely imaginary and even
B:
purely real and even
C:
purely imaginary and odd
D:
purely real and odd
Answer: C
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Sampling frequency of
sin 100pt + cos 200pt + sin 100pt + cos 200pt is:
A:
100 Hz
B:
200 Hz
C:
400 Hz
D:
none of these
Answer: D
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