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1.37 A symmetrical square wave with peak amplitude and zero average is to be approximated by...
Characterize a symmetrical square-wave signal with peak-to-peak 2v and period 0.5ms sketch the waveform. what is...
Characterize a symmetrical square-wave signal with peak-to-peak 2v and period 0.5ms sketch the waveform. what is its average value? its lowest value? its highest value? write and expression for it in terms of its sinusoidal components.
Consider a half-wave rectifier circuit with a triangular-wave input of 5-V peak-to-peak amplitude and zero average,...
Consider a half-wave rectifier circuit with a triangular-wave input of 5-V peak-to-peak amplitude and zero average, and with R= 1 k.2. Assume that the diode can be represented by the constant-voltage- drop model with Vp = 0.7 V. Find the average value of v. DH + 0.7 V - + O Us + R = 1 kN vo
An AC sine wave voltage has a peak amplitude of 170 V. What is the rms...
An AC sine wave voltage has a peak amplitude of 170 V. What is the rms value?
What is the zero to peak amplitude in (N/C) of an electric field if there is...
What is the zero to peak amplitude in (N/C) of an electric field if there is an electromagnetic wave in free space with a time average intensity of 60 watts/meter squared?
Practice Problem 5 Consider a triangle wave voltage with peak-to-peak amplitude of 16 V and a...
Practice Problem 5 Consider a triangle wave voltage with peak-to-peak amplitude of 16 V and a dc offset of 4 V; the rising and falling slopes have equal magnitudes - Find the average power absorbed by a 50 ohm resistor supporting this voltage in terms of its Fourier components. Use up to the 15th harmonic in your answer. Answer: 0.747 W PT: 6min
3. A sinusoidal sound wave arrives at an ear, at time zero, the pressure on the...
3. A sinusoidal sound wave arrives at an ear, at time zero, the pressure on the eardrum is a maximum and the nearest pressure minimum is 0.45 meters away. The difference in pressure between the two locations is 0.60 Pa. a) What is the frequency of this sound? b) Find the intensity of the sound. c) How much energy does the sound wave deliver to the eardrum in one minute if the eardrum's area is 70 square millimeters?
4. Consider a sinusoidal voltage signal of the form: v(t)=10sin(2(pi)1000t) Determine: a. average value of v(t)...
4. Consider a sinusoidal voltage signal of the form: v(t)=10sin(2(pi)1000t) Determine: a. average value of v(t) b. maximum value of v(t) c. minimum value of v(t) d. RMS (root mean square) value of v(t) Now assume that this signal is driving a 25Ω load. Determine: e. average power dissipated in the load f. maximum instantaneous power dissipated in the load g. Minimum instantaneous power dissipated in the load Also, provide: h. Frequency in Hz i. Period, in ms j. frequency...
One of the most important classes of time dependent signals are periodic signals. Periodic signals satisfy tho following signal equations, x(t) X(t) x(t+nt) for n 2,3. The periodic signals to b...
One of the most important classes of time dependent signals are periodic signals. Periodic signals satisfy tho following signal equations, x(t) X(t) x(t+nt) for n 2,3. The periodic signals to be observed in this laboratory assignment are shown below. In all the examples A represents the amplitude of the signal and may be given as the measurement from 0 to the peak value A, Apk or can be given as the measurement between A and -A which defines a peak-to-peak...
al Calculate the Peak value, frequency, RMS value, Average value and the time period from figure...
al Calculate the Peak value, frequency, RMS value, Average value and the time period from figure 1. Suppose that [ CH1: 5/DIV, 2us/DIV ] 2.0Marks Ch 1 5V Figure (1) Draw the phasor diagram to represent the sine waves in figure 2 with respect to zero reference. Write the instantaneous equations for the wave diagrams Determine which wave is LEAD or LAG 12] 2.0Marks) V (V) 0° 50° Figure (2)
6) a) What is sampling? Briefly explain on an arbitrary signal. b) On a square wave...
6) a) What is sampling? Briefly explain on an arbitrary signal. b) On a square wave with 4 Hz frequency and 2 Volts peak-to-peak voltage, find the first five data points if the sampling rate is i) 1 Hz ii) 2 seconds iii) 4 Hz
Consider a half-wave rectifier circuit with a triangular-wave input of 5-V peak-to-peak amplitude and zero average, and with R= 1 k.2. Assume that the diode can be represented by the constant-voltage- drop model with Vp = 0.7 V. Find the average value of v. DH + 0.7 V - + O Us + R = 1 kN vo
Practice Problem 5 Consider a triangle wave voltage with peak-to-peak amplitude of 16 V and a dc offset of 4 V; the rising and falling slopes have equal magnitudes - Find the average power absorbed by a 50 ohm resistor supporting this voltage in terms of its Fourier components. Use up to the 15th harmonic in your answer. Answer: 0.747 W PT: 6min
3. A sinusoidal sound wave arrives at an ear, at time zero, the pressure on the eardrum is a maximum and the nearest pressure minimum is 0.45 meters away. The difference in pressure between the two locations is 0.60 Pa. a) What is the frequency of this sound? b) Find the intensity of the sound. c) How much energy does the sound wave deliver to the eardrum in one minute if the eardrum's area is 70 square millimeters?
One of the most important classes of time dependent signals are periodic signals. Periodic signals satisfy tho following signal equations, x(t) X(t) x(t+nt) for n 2,3. The periodic signals to be observed in this laboratory assignment are shown below. In all the examples A represents the amplitude of the signal and may be given as the measurement from 0 to the peak value A, Apk or can be given as the measurement between A and -A which defines a peak-to-peak...
al Calculate the Peak value, frequency, RMS value, Average value and the time period from figure 1. Suppose that [ CH1: 5/DIV, 2us/DIV ] 2.0Marks Ch 1 5V Figure (1) Draw the phasor diagram to represent the sine waves in figure 2 with respect to zero reference. Write the instantaneous equations for the wave diagrams Determine which wave is LEAD or LAG 12] 2.0Marks) V (V) 0° 50° Figure (2)
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