In a half-wave rectifier, the amplitude of the positive half of
the input waveform and the...
In a half-wave rectifier, the amplitude of the positive half of
the input waveform and the output waveform differ slightly in
reading. What accounts for the difference in value and why?
Given an unfiltered half-wave rectifier circuit with an input ac voltage of 115 Vrms, a turns ratio of 4:1 (Npri:Nsec) and a load resistance of 50 Ω. Determine (a) peak value of the primary voltage, (b)peak value of the secondary voltage, (c) peak value of the load voltage, (d) dc load voltage, and (e) dc load current.
Design a half wave rectifier where the input source is 220 Vrms,
frequency 50Hz, the load is 20Ω. Determine the following , in order
to have ∆Vo =1%.
Find the equation for the output voltage.
Find the Fourier series for the output before adding a
capacitor to the circuit.
Find the equation for the output current after adding the
capacitor.
Find the capacitor in order to meet this specification.
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For a power supply with full wave bridge rectifier, input
voltage is 230 V and required output voltage
is 12 V DC Load resistance is of 100 . Determine output rms
voltage, dc current, rms current, power, ac power, efficiency of
the rectifier, form factor, ripple factor, transformer utilization
factor,
and size of the transformer Draw complete diagram of the supply
circuit
stion 3:
A half-wave rectifier with a capacitor filter has Vm = 200 V, R = 1
kw, C = 1000 pF, and
w = 377
(a) Determine the ratio of the RC time constant to the period of
the input sine wave.
What is the significance of this ratio? (b) Determine the
peak-to-peak ripple voltage
using the exact equations. (c) Determine the ripple using the
approximate formula in Eq.
(3-51).
- Single phase controlled bridge type rectifier circuits;
a. Drawing circuit shapes, input voltage and wave current of load
current and load voltage at pure resistive load
Explain in the angular velocity axis. (10 points)
b. Prove mathematically how load voltage values are calculated, (10
points)
c. How the output waveforms will be affected if the R-L charge
feeds instead of the pure resistive charge, and
you explain the reasons for this with waveforms and mathematically.
(10 points)
1.A wave of amplitude 0.36 m interferes with a second wave of
amplitude 0.21 m traveling in the same direction.
(a) What is the largest resultant amplitude that can occur, and
under what conditions will this maximum arise?
?m
The two waves interfere destructively. The two waves interfere
constructively.
(b) What is the smallest resultant amplitude that can occur, and
under what conditions will this minimum arise?
?m
The two waves interfere destructively.The two waves interfere
constructively.
2.On a hot...
The scattering amplitude can be expressed in terms of the
partial wave amplitude.
When ,
(a) (5 points) What is scattering amplitude?
(b) (5 points) What is differential cross-section?
(c) (5 points) What is total cross-section?
When ,
(d) (5 points) What is scattering amplitude?
(e) (5 points) What is differential cross-section?
(f) (5 points) What is total cross-section?
1. Draw a simple circuit diagram of half wave specific with
sinusoidal input signal define on V_in (t) = A*cos(wt^2*pi*f) with
peak voltage of 10 V and frequency of 60 Hz.
2. Design the output voltage in terms of fourier transform.
3. Use matlab to plot the frequency spectrum of the rectified
signal for magnitude and phase use load resistance as 1 kilo-ohm
and cutoff frequency as 10 Hz.
4. Design a second order butterworth filter of a specific cosine...