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Q. For given asymptotic Bode plots.
(a) Find ¯H1, ¯H2, and ¯H3 at ω = 5 rad/s.
(b) At what angular frequency ω is the magnitude of ¯H4(jω) one-half of the magnitude of ¯H4(j5)?
(c) Determine the angular frequency at which H6(ω) is 0 dB and the angular frequency at which θ6(ω) = -180°.
(d) Let H5(s) = V2/V1. For v1(t) = 0.1 cos 20t, find the steady-state value of v2(t).
Q. Discuss the essentials of an oscillator? The essential components of an oscillator are (i) Tank Circuit: It consists of inductance coil(L) connected in parallel with ca
Q. Digital demodulator processes? The functions of the receiver in Figure are the inverse of those in the transmitter. At the receiving end of a digital communication system, t
a 400V 4-pole DC generator takes an armature current of 50A when rotating at 626 rpm. the armature circuit resistance is 0,25ohms. determine the generated emf. DOC
Q. In plotting a hysteresis loop the following scales are used: 1 cm = 400 At / mand 1 cm=0.3 T. The area of the loop for a certain magnetic material is found to be 6.2 cm 2 . Calc
Q. Explain the application of clippers. There are numerous clipper applications. In general clippers are used to perform one of the following two functions: · Changing the s
Find the minimum rate of sampling that must be used to convert the message into digital form: (a) If an audio message has a spectral extent of 3 kHz. (b) If a television sign
Q. Write short note on Common vs. associated channel signalling. Associated vs. Common channel signalling: Out band signalling suffers from very limited bandwidth. Both a
V- I Characteristics When the peak value of applied voltage is less than the break over voltage of triac and no signal is applied to the triac it will block both pos
I need some help for doing the assignment
1 diagram basic layout of a simple transformer
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