1-The period of oscillation of a sinusoidal signal is T=(95±3) ms. What is the uncertainty on...
1-The period of oscillation of
a sinusoidal signal is T=(95±3) ms. What is the uncertainty on the
frequency?
(Report your value in Hz to 2 significant figures)
2-For a sinusoidal voltage waveform with amplitude A=(5.2±0.2) V, what is the error on the VRMS value?
(Report your answer in V to 2 significant figures)
3-In an AC to DC rectifier circuit, the output DC signal of the rectified wave was measured to be
VDC= (8.9±0.8)V and its ripple voltage was measured to be Vripple=(0.21±0.03) mV. What is the uncertainty on the quality factor of the rectifier?
(Report your final value to 2 sig figs)
Homework Answers
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1-The period of oscillation of
a sinusoidal signal is T=(95±3) ms. What is the uncertainty on...
In an AC to DC rectifier circuit, the output DC signal of the rectified wave was...
In an AC to DC rectifier circuit, the output DC signal of the rectified wave was measured to be VDC= (9.1±0.6)V and its ripple voltage was measured to be Vripple=(0.14±0.03) mV. What is the uncertainty on the quality factor of the rectifier? (Report your final value to 2 sig figs)
Design a FULL WAVE BRIDGE RECTIFIER circuit that will: Take 120volts ac, 60 hz, sinusoidal waveform...
Design a FULL WAVE BRIDGE RECTIFIER circuit that will:
Take 120volts ac, 60 hz, sinusoidal waveform and convert
it to a “regulated “dc value
giving 12 volts +, - 1 volt across a 2000-ohm output
load resistor with no more than 2%
ripple voltage.
You may assume:
a. An ideal power transformer as discussed in class.
b. For hand computations, you must assume a diode given by
Figure 4.8 page 185.
c. A filter capacitor sized per the textbook equation...
Design a FULL WAVE BRIDGE RECTIFIER circuit that will: Take 120volts ac, 60 hz, sinusoidal wavef...
Design a FULL WAVE BRIDGE RECTIFIER circuit that will: Take 120volts ac, 60 hz, sinusoidal waveform from the wall power and convert it to a “regulated” dc value giving 15 volts +, - 1.0 volts across a 1200-ohm output load resistor with no more than 2% ripple voltage, all at a total component parts cost of less than $175.00 (US$). Your design process/ analysis is to be conducted by hand. Consider for this design task: Assume an ideal transformer and...
****Please ALL answers questions with complete steps.**** 1. Analysis and design of a buck-boost converter. A...
****Please ALL answers questions with complete
steps.****
1. Analysis and design of a buck-boost converter. A buck-boost converter is illustrated below. + licit) + reee c= R { v(t) A practical implementation using a MOSFET and diode is illustrated below. D + Voi(t) – H + iqi(t) IT int) lic(t) iz(t) + LE vi(t) c R v(t) For this problem, you must employ the methods of inductor volt-second balance, capacitor charge balance, and the small ripple approximation as discussed in...
1. Consider the single-phase VSI inverter shown below dc VR(t) iz(t) a) If your input voltage Vdc...
1. Consider the single-phase VSI inverter shown below dc VR(t) iz(t) a) If your input voltage Vdc - 100V2 V and switching frequency is 60 Hz with zero delay angle. Then, sketch the square wave output. Mark the peak values [10 marks] b) Sketch the fundamental output on the top of the above waveform. Mark the peak value По marksl c) The above A VSI is used to create a square wave output with 100v2 V at 60 Hz. This...
MODULE I: PRACTICAL No. 3 Based on Chapter 5 - Study Unit 1 1) Purpose Design...
MODULE I: PRACTICAL No. 3 Based on Chapter 5 - Study Unit 1 1) Purpose Design and build a full-wave rectifier with a smoothing capacitor that can deliver 31 V to a 10 k load with a ripple voltage of 0,31 Vpp}The secondary voltage of the transformer can be taken as V2 22 V. 2) Components Apparatus 4 x IN4007 diodes 1x 10 k2 resistor 1x smoothing capacitor Oscilloscope Variable ac source Multimeter Breadboard 3) Circuit Diagram 4) Method Build...
Problems 1 through 8 refer to the sinusoidal waveforms on the right, which are displayed on...
Problems 1 through 8 refer to the sinusoidal waveforms on the right, which are displayed on an oscilloscope having the following settings: Channel 1 Vertical Axis: 1 V/Division Channel 2 Vertical Axis: 50 mV/Division Horizontal Axis: 1 ms/Division The zero-volt level is at the center of the screen for both channels. Consider the left edge of the screen to be the t=0 axis. Consider the waveform displayed on Channel 1 as the output voltage of a function generator. In ze...
1. In this class and in other physics lab classes you will often use oscilloscopes to...
1. In this class and in other physics lab classes you will often use oscilloscopes to look at signal that change in time. Below is a sinusoidal AC signal on an oscilloscope screen. The vertical axis is set to 10 mV/division and the horizontal axis is set to 50 ms/division For the signal shown, what is the: a. Average voltage? b. Peak voltage? c. Peak-to-peak voltage? d. RMS voltage? e. Period? f. Frequency? g. If you were to write an...
The diode in the circuit below has a saturation current Is-10-13 A and n=1. Its ID-VD...
The diode in the circuit below has a saturation current Is-10-13 A and n=1. Its ID-VD curve is illustrated below for your convenience. Problem 2 a) Using the graphical method, determine the value of R that would result in a diode current Ip -4mA. What is the resulting voltage Vp? b) With R as calculated above, a sinusoidal signal v, 100 sin(cot) mV is superimposed on the DC source. Draw the small signal model and find the output voltage across...
Problem 31: (34 points) 1. (10 points) A pulse width modulated (PWM) signal fPwM(t) in Figure...
Problem 31: (34 points) 1. (10 points) A pulse width modulated (PWM) signal fPwM(t) in Figure 2. The symbol D represents a duty cycle, a number between zero and one. Determine the compact trigonometric Fourier series coefficients (Co C,11 %) of the signal f(t). 2. (10 points) One use of PWM is to generate variable DC voltages. While the PWM signal is not DC, you should be able to see from your results in part 1 that it hss a...
Design a FULL WAVE BRIDGE RECTIFIER circuit that will:
Take 120volts ac, 60 hz, sinusoidal waveform and convert
it to a “regulated “dc value
giving 12 volts +, - 1 volt across a 2000-ohm output
load resistor with no more than 2%
ripple voltage.
You may assume:
a. An ideal power transformer as discussed in class.
b. For hand computations, you must assume a diode given by
Figure 4.8 page 185.
c. A filter capacitor sized per the textbook equation...
****Please ALL answers questions with complete
steps.****
1. Analysis and design of a buck-boost converter. A buck-boost converter is illustrated below. + licit) + reee c= R { v(t) A practical implementation using a MOSFET and diode is illustrated below. D + Voi(t) – H + iqi(t) IT int) lic(t) iz(t) + LE vi(t) c R v(t) For this problem, you must employ the methods of inductor volt-second balance, capacitor charge balance, and the small ripple approximation as discussed in...
1. Consider the single-phase VSI inverter shown below dc VR(t) iz(t) a) If your input voltage Vdc - 100V2 V and switching frequency is 60 Hz with zero delay angle. Then, sketch the square wave output. Mark the peak values [10 marks] b) Sketch the fundamental output on the top of the above waveform. Mark the peak value По marksl c) The above A VSI is used to create a square wave output with 100v2 V at 60 Hz. This...
MODULE I: PRACTICAL No. 3 Based on Chapter 5 - Study Unit 1 1) Purpose Design and build a full-wave rectifier with a smoothing capacitor that can deliver 31 V to a 10 k load with a ripple voltage of 0,31 Vpp}The secondary voltage of the transformer can be taken as V2 22 V. 2) Components Apparatus 4 x IN4007 diodes 1x 10 k2 resistor 1x smoothing capacitor Oscilloscope Variable ac source Multimeter Breadboard 3) Circuit Diagram 4) Method Build...
Problems 1 through 8 refer to the sinusoidal waveforms on the right, which are displayed on an oscilloscope having the following settings: Channel 1 Vertical Axis: 1 V/Division Channel 2 Vertical Axis: 50 mV/Division Horizontal Axis: 1 ms/Division The zero-volt level is at the center of the screen for both channels. Consider the left edge of the screen to be the t=0 axis. Consider the waveform displayed on Channel 1 as the output voltage of a function generator. In ze...
1. In this class and in other physics lab classes you will often use oscilloscopes to look at signal that change in time. Below is a sinusoidal AC signal on an oscilloscope screen. The vertical axis is set to 10 mV/division and the horizontal axis is set to 50 ms/division For the signal shown, what is the: a. Average voltage? b. Peak voltage? c. Peak-to-peak voltage? d. RMS voltage? e. Period? f. Frequency? g. If you were to write an...
The diode in the circuit below has a saturation current Is-10-13 A and n=1. Its ID-VD curve is illustrated below for your convenience. Problem 2 a) Using the graphical method, determine the value of R that would result in a diode current Ip -4mA. What is the resulting voltage Vp? b) With R as calculated above, a sinusoidal signal v, 100 sin(cot) mV is superimposed on the DC source. Draw the small signal model and find the output voltage across...
Problem 31: (34 points) 1. (10 points) A pulse width modulated (PWM) signal fPwM(t) in Figure 2. The symbol D represents a duty cycle, a number between zero and one. Determine the compact trigonometric Fourier series coefficients (Co C,11 %) of the signal f(t). 2. (10 points) One use of PWM is to generate variable DC voltages. While the PWM signal is not DC, you should be able to see from your results in part 1 that it hss a...
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