ECE :: Exam Questions Paper
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Given the function F(A, B, C, D) =
m(0, 1, 2, 3, 4, 6, 8, 9, 10, 11, 12). The minimized form of the function can be given by : -
For the network shown, determine z1 , z0 and Av
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A germanium diode has a reverse saturation current of 30 μA at 125°C and forward current of 1 mA at a forward potential of 0.8 V and the reverse potential is 0.6 V What are its dynamic forward and reverse resistance at this temperature.
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A radio wave is incident on a layer of ionosphere at an angle of 30° with the vertical. If the critical frequency is, 1.2 MHz, the maximum usable frequency is
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Fourier transform of signal obtained after taking difference between step function and its reverse version is given as __________ .
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An air-filled rectangular waveguide has dimensions 8cm x 10cm . The group velocity is
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= 24.04 μA 
= 10.7 Ω 
= -280.37 
= 20 kΩ.
is
.
=2.6 x 108 m/s.