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1. In dictionary coding, if there are 60 characters in the message, how many times is the loop in the compression algorithm iterated? Explain.
2. In dictionary coding, should all dictionary entries that are created in the process be used for encoding or decoding?
A power amplifier has a gain of 20 dB and an input level of 2 volts. Assuming that the input and output impedances are the same, what is the voltage level at the amplifier output
A standard D cell flashlight battery is connected to a load of 3 ohms. After 6 hr of intermittent use the load voltage drops from an initial 1.5 V to a final useful voltage of 0.9 V. (a) Calculate the internal resistance of the battery at the load ..
A dielectric sphere has radius r = 2 and the material inside the sphere has dielectric constant er2 = 4. THe region outside the sphere where r > 2 is free space and the electric field there is E1=(16r+2+8\phi). Find electric field E2 inside the sp..
Using Kirchhoff's current law, determine the unknown currents for the networks of given figure:
A 15 hp, 209V,three-phase,six pole, Y-connected induction motor has the following parameter values per phase: R1= 0.128 ohm, R'2=0.0935 ohm Xeq- X1 + X'2 = 0.49 ohm. The motor slip at full load is 3%, and the efficiency id 90%.
Describe the filter that yields an AM signal for g (t). Give the necessary filter type and the frequencies of interest.
A cable TV receiver has an input impedance of 200?. The cable TV distribution system uses RG-6 cable. This cable has a characteristic impedance of 75?. Design an impedance matching stage to maximize the power transfer from the wire to the receiver..
What are the boundary conditions of the normal and tangential components of steady current at the interface of two media with different conductivities
Get a well labeled diagram of pulse reflection techniques for;- typical system - idealised outgoing and reflected waveforms.
Nine identical wires, each of diameter d and length L, areconnected in series. The combination has the same resistance as a single similar wireof length L but whose diameter is
If V1 = 10V, V2 = 15V, R1 = 4 Ohm, and R2 = 6 Ohm in the circuit of given figure. - Find the Thevenin equivalent for the network to the left of terminals a, b.
A 10-kVA 480/120-V conventional transformer is to be used to supply power from a 600-V source to a 120-V load. Consider the transformer to be ideal, and assume that all insulation can handle 600 V.
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