ECE :: Exam Questions Paper
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Find the power absorbed or delivered by each source:
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The function shown in figure, can represent a probability density function for A __________
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If the transfer function of the following network is
The value of the load resistance RL is -
A bipolar differential amplifier uses a transistor having β0 = 200, ICQ = 100 mA, |Adm| = 500 and CMRR = 80 dB. The value of Rc and RE will be respectively __________ .
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A 300 MHz plane EM wave is propagating in free space. The wave is incident normally on an infinite copper slap. The antenuation constant for the wave is (σcopper = 5.8 x 107 mho/ m). The skin depth is
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For parallel RLC circuit, which one of the following statements is NOT correct?
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The practical resonant circuit is shown in above figure. Find the expression for the resonant frequency ωo
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and is always non negative or the area under the curve f(x)is unity. 
x 2 x 3A = 1 
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= 1.25 MΩ 
= 1.25 KΩ.
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