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b) A very useful circuit for rejecting noise at a certain frequency such as the interference...
The circuit shown in Figure Q4-1 includes an audio source and the equivalent circuit of a...
The circuit shown in Figure Q4-1 includes an audio source and the equivalent circuit of a loudspeaker that you have been asked to analyse. 4. a) Assuming the speaker is to operate at a single frequency of 200 Hz and is5 driven by a cosinusoidal signal with peak amplitude of 20 V; determine the equivalent impedance of the speaker When connected to the audio source, calculate the current flow i() When testing the loudspeaker detailed in Q4a) i), you can...
Problem 4 For the circuit in Fig. 3, frequency w a) Draw the impedance model of the circuit for a source b) Convert the...
Problem 4 For the circuit in Fig. 3, frequency w a) Draw the impedance model of the circuit for a source b) Convert the voltage lence) and redraw the impedance model; (using Thevenin and Norton equiva- Source into a current source c) Using the results from part (b), derive the expressions to determine the resonance frequency of the circuit in terms of the circuit parameters; e) We would like to have a resonance peak gain frequency of fo equal to...
[5 Marks] uestion 1 A high frequency carrier is frequency modulated by a sinusoidal modulating frequency...
[5 Marks] uestion 1 A high frequency carrier is frequency modulated by a sinusoidal modulating frequency of 2 KHz, resulting in a frequency deviation of 7 Khz.Calculate the bandwidth of the modulated signal. a) [1 Mark] [1.Mark] 0.5 mark] 2.5 Marks] b) Explain how noise immunity is achieved in FM With aid of a neatly labelled illustration describe the Frequency Shift Keying c) Discuss the advantages and de merits of Frequency modulation d) [5 Marks] Question 2 n SSB transmitter...
Electronics1. It's a multiple choices question. use the formula sheet if needed (the last picture). Question...
Electronics1. It's a multiple choices question. use the formula
sheet if needed (the last picture).
Question 9 CIRCUIT X/FIG.9 (5 Marks) Statement: Consider the RC-coupled amplifier circuit illustrated in Fig. 9 (CIRCUIT X). Sketching relevant output (V-I) characteristics that decide Q-point coordinates and DC load-line details of the NPN-BJT/Si circuit of Fig. 9 of Circuit x) Further, establish an appropriate AC-load line and decide the maximum swing of the output voltage across Road with respect to the Q-point. Assume the...
Electronics1. It's a multiple choices question. use the formula sheet if needed (the last picture). Question:...
Electronics1. It's a multiple choices question. use the
formula sheet if needed (the last picture).
Question: 10 CIRCUIT Y/FIG.10 (5 Marks) Statement: Consider the RC-coupled amplifier circuit illustrated in Fig. 10 (CIRCUIT Y). Sketching relevant output (Vc-le) characteristics, decide Q-point coordinates and DC load-line details of the NPN-BJT/Si circuit of Fig.10 of Circuit Y). Further, establish an appropriate AC-load line and decide the maximum swing of the output voltage across Road with respect to the Q-point. Assume the input signal...
I need help to solve this questions about Generator Governor Droop and Transmission Line. A complete...
I
need help to solve this questions about Generator Governor Droop
and Transmission Line. A complete solutions with answers would be
great. Thank you
Generation Question 1 to 5 relate to the following grid connected generator. A governor-controlled, steam-driven 450 MW synchronous generator with 5% droop is synchronized to the 60 Hz grid and its load set-point adjusted to deliver 300 MW to the grid. Q1. (a) 000 What is the actual droop of the generating unit? 0.0225 Hz/MW (b)...
The circuit shown in Figure Q4-1 includes an audio source and the equivalent circuit of a loudspeaker that you have been asked to analyse. 4. a) Assuming the speaker is to operate at a single frequency of 200 Hz and is5 driven by a cosinusoidal signal with peak amplitude of 20 V; determine the equivalent impedance of the speaker When connected to the audio source, calculate the current flow i() When testing the loudspeaker detailed in Q4a) i), you can...
Problem 4 For the circuit in Fig. 3, frequency w a) Draw the impedance model of the circuit for a source b) Convert the voltage lence) and redraw the impedance model; (using Thevenin and Norton equiva- Source into a current source c) Using the results from part (b), derive the expressions to determine the resonance frequency of the circuit in terms of the circuit parameters; e) We would like to have a resonance peak gain frequency of fo equal to...
[5 Marks] uestion 1 A high frequency carrier is frequency modulated by a sinusoidal modulating frequency of 2 KHz, resulting in a frequency deviation of 7 Khz.Calculate the bandwidth of the modulated signal. a) [1 Mark] [1.Mark] 0.5 mark] 2.5 Marks] b) Explain how noise immunity is achieved in FM With aid of a neatly labelled illustration describe the Frequency Shift Keying c) Discuss the advantages and de merits of Frequency modulation d) [5 Marks] Question 2 n SSB transmitter...
Electronics1. It's a multiple choices question. use the formula
sheet if needed (the last picture).
Question 9 CIRCUIT X/FIG.9 (5 Marks) Statement: Consider the RC-coupled amplifier circuit illustrated in Fig. 9 (CIRCUIT X). Sketching relevant output (V-I) characteristics that decide Q-point coordinates and DC load-line details of the NPN-BJT/Si circuit of Fig. 9 of Circuit x) Further, establish an appropriate AC-load line and decide the maximum swing of the output voltage across Road with respect to the Q-point. Assume the...
Electronics1. It's a multiple choices question. use the
formula sheet if needed (the last picture).
Question: 10 CIRCUIT Y/FIG.10 (5 Marks) Statement: Consider the RC-coupled amplifier circuit illustrated in Fig. 10 (CIRCUIT Y). Sketching relevant output (Vc-le) characteristics, decide Q-point coordinates and DC load-line details of the NPN-BJT/Si circuit of Fig.10 of Circuit Y). Further, establish an appropriate AC-load line and decide the maximum swing of the output voltage across Road with respect to the Q-point. Assume the input signal...
I
need help to solve this questions about Generator Governor Droop
and Transmission Line. A complete solutions with answers would be
great. Thank you
Generation Question 1 to 5 relate to the following grid connected generator. A governor-controlled, steam-driven 450 MW synchronous generator with 5% droop is synchronized to the 60 Hz grid and its load set-point adjusted to deliver 300 MW to the grid. Q1. (a) 000 What is the actual droop of the generating unit? 0.0225 Hz/MW (b)...
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