# Electronics and Communication Engineering - Networks Analysis and Synthesis

1.

Fourier transform and F(jω) of a signal f(t) has the property

 A. F(jω) = F(-jω) B. F(jω) = -F(-jω) C. F(jω) = F*(jω) D. F(jω) = -F*(-jω)

Explanation:

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2.

If f(t) = δ(t), F(s) =

 A. B. C. 1 D. s

Explanation:

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3.

In figure, the current I is

 A. 1 A B. 2 A C. 4 A D. 8 A

Explanation:

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4.

Figure shows the variation of Z(ω) for a positive real function. The function is

 A. RC impedance B. RL impedance C. RLC impedance D. Reactance function

Explanation:

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5.

The voltage drop per ampere-metre of an aluminium conductor is higher as compared to a copper conductor of the same size due to its higher

 A. insulation resistance B. resistivity C. conductivity D. current density