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For the following questions answer them individually
The analog signal m(t) is given below m(t) = 4 cos 100 pt + 8 sin 200 pt + cos 300 pt, the Nyquist sampling rate will be:
Find the noise factor for an antenna at $$27^\circ$$ C with equivalent noise temperature $$30^\circ$$ K:
The analog signal given below is sampled by 600 samples per second for m(t) = 3 sin 500 pt + 2 sin 700 pt then folding frequency is:
A parallel polarized wave is incident from air into paraffin having relative permittivity 3, the value of its Brewster angle is:
A 10 km long line has a characteristic impedance of 400 ohms. If line length is 100 km, the characteristic impedance is:
Day-wise Structured & Planned Preparation Guide
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