VSB modulation is preferred in TV because – McqOptions

MCQOPTIONS

1.	VSB modulation is preferred in TV because
A.	it reduces the bandwidth requirement to half
B.	it avoids phase distortion at low frequencies
C.	it results in better reception
D.	none of the above
Answer» B. it avoids phase distortion at low frequencies

Discussion

No Comment Found

Related MCQs

<p>What about the stability of system in <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/19-326.png"></p>
<p>An energy signal has G(<i>f</i>) = 10. Its energy density spectrum is</p>
<p>The first geostationary satellite launched in 1965 was called</p>
<p>Rotation of a geosynchronous satellite means its</p>
<p>The present total cost per watt of power generation in geosynchronous orbit is nearly Rs.</p>
<p>For F<sub>1</sub> layer the maximum ionic density is 2.3 x 10<sup>4</sup> electrons per cc. The critical frequency for this layer will be</p>
<p>Which one of the following does represents the electric field lines for the TE<sub>02</sub> mode in the cross section of a hollow rectangular metallic waveguide?</p>
<p>Radiation intensity of a dipole depends strongly on frequency. If at a frequency <i>f</i>, the intensity of radiation is 'I'. Then at a frequency of <i>f</i>/2, the intensity will be</p>
<p>The input impedance of short-circuited line of length <i>l</i> where /4 < <i>l</i> < /2, is</p>
<p>A wave is propagated in a waveguide at frequency of 9 GHz and separation is 2 cm between walls find cut off wavelength for dominant mode.</p>