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Electronics and Communication Network Theory And Analysis Difficulty: Medium

A plane wave having x-directed electric field propagating in free space along the z-direction is incident on an infinite electrically conducting (perfect conductor) sheet at z = 0 plane. Which one of the following is correct? Two coupled coils have self inductances L 1 = 10 mH and L 2 = 20 mH. The co-efficient of coupling (K) being 0.75 in the air. Voltage in the second coil when the current in circuit is given by I = 2 sin (314t) A is . . . . . . . . Match the following. List-I List-II a. Hartley 1. Low frequency oscillator b. Wien-bridge 2. High frequency oscillator c. Crystal 3. Stable frequency oscillator The channel capacity of an ideal AWGN channel with infinite bandwidth is approximated as (where S is average signal power and $$\frac{\eta }{2}$$ is the double sided power spectral density of white Gaussian noise) Which one of the following statements is correct? The rise time of an amplifier is