For distortion less transmission through a channel, the channel should be such that
A. its attenuation response is an even function and phase response is an odd function of frequency
B. its attenuation response is flat and phase response is linear with frequency
C. the ratio of line inductance to line capacitance is constant
D. its termination is by a matched impedance
Answer: Option B
This Question Belongs to Electronics And Communications Engineering >> Electromagnetic Field Theory
A loop antenna is a commonly used for
A. Radar
B. Direction finding
C. Satellite communication
D. All of the above
The divergence of a vector is a scalar, while the curl of a vector is another
A. Scalar
B. Vector
C. Unit vector
D. None of the above
Which antenna is a wideband antenna?
A. Hertz antenna
B. Marconi antenna
C. Folded dipole
D. None of the above
A. Accelerating
B. Retardation
C. Oscillating
D. Lagging the current
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