Homework Answers
Add Answer to:
GRADE = 2/10 Part #1 (2/10) For the circuit shown below, find the frequency in Hertz...
The frequency of the sinusoidal voltage source in the circuit in Figure 1 is adjusted until...
The frequency of the sinusoidal voltage source in the circuit in Figure 1 is adjusted until the current i, is in-phase with v. a) Calculate the value of (f) in Hertz at which both the voltage and current are in phase. b) If vg = 30 cos(2nft) V[where'f' is the frequency obtained in part a ), Determine the steady state expression for current, i, (50/3) kN2 1.2k12 w 50 nF 200 mH Figure 1
1) What is the frequency of the following current in radians/sec and hertz? i(t) = 36...
1) What is the frequency of the following current in radians/sec and hertz? i(t) = 36 cos(700πt + 45°) mA 2) What is the phase angle of the following voltage in radians/sec and hertz? Does this phase shift represent a lead or lag. Why? v(t) = 50 cos(3000t - 40°) V 3) What is the frequency of the following current in radians/sec and hertz? What is the phase angle? Is it lead or lag? i(t) = 0.2 cos(500πt + 45°)...
An AC generator provides power for the circuit shown below. The generator voltage is described by...
An AC generator provides power for the circuit shown below. The generator voltage is described by E(t) = Emar sin(ut) where E = 120 V. Here, L = 640 mH, C=160 MF, R=9012, and w = 40 rad/sec. R m C L E 1) What is the phase angle between the generator and the current? =-55 degrees = 1.1 degrees Oo=64 degrees o= -16 degrees = -0.99 degrees Submit 2) This circuit is being driven at: a frequency above its...
Consider the circuit below, where R-5000Ω,C-0.25μF . The voltage amplitude is 10 V and the frequency...
Consider the circuit below, where R-5000Ω,C-0.25μF . The voltage amplitude is 10 V and the frequency of oscillation is 180 rad Is . When voltages and currents are requested, express them in purely real terms. Note: this circuit is examined in some detail in Chapter 7, section 2. Have a look at that first. a) What is the total impedance? Express it as both a complex number and as magnitude and phase. What is the current in the circuit? What...
Consider the RLC circuit below, with R= 20 12, L = 10 mH, and C =...
Consider the RLC circuit below, with R= 20 12, L = 10 mH, and C = 5 mF. The voltage source has a voltage amplitude of 26.0 V and an angular frequency of w = 500 rad/s. a) What is the total impedance of the circuit? b) Find the amplitude of the current, and the phase angle, d. c) Draw a phasor diagram of the impedances. Be sure to clearly label Z, R, XL, Xc, and 0. R C E
35. For the circuit in the figure shown, (a) what is the resonance frequency? (b) At...
35. For the circuit in the figure shown, (a) what is the resonance frequency? (b) At resonance, what is the peak current through the circuit? (b) What is the average power delivered to the circuit by AC-source? 1012 (10 V)cos (2 ft) Yhelle-w 1.0 mH 1.0 pF
Problem 1: Find the input impedance for the following circuit. Assume an angular frequency of 0...
Problem 1: Find the input impedance for the following circuit. Assume an angular frequency of 0 = 50 rad/sec. 2 mF 200 mH Zin 10 mF T10mF Problem 2: Calculate average power absorbed by impedance Z = 30-7092 when a voltage V = 120 20° is applied across it. Problem 3: Assuming w=1, for the following circuit find: a. Input impedance ZH b. Thevenin voltage V c. The value of R, that will absorb the maximum average power (recall this...
3. Consider the AC circuit shown in the figure below, consisting of an alternating voltage source—of...
3. Consider the AC circuit shown in the figure below, consisting
of an alternating voltage source—of voltage V (t) = V0 cos (ωt)—a
capacitor (of capacitance C), an inductor (of inductance L), and
two resistors (of resistances R1 and R2). Also, note the
highlighted points a and b in the circuit. (a) While explaining
your reasoning, determine the necessary condition that must be
satisfied between the circuit elements such that the potential
difference between points a and b is zero...
1. What is the vacRMS Voltage for the signal shown below? 10 V 2 V 2....
1. What is the vacRMS Voltage for the signal shown below? 10 V 2 V 2. An AC voltage of 12vacaMs is equal to what peak to peak voltage? 3. In a purely resistive AC circuit where 10vacpK-PK is applied across an 8-ohm resistor, the current is 4. The total capacitance of a 330HF capacitor connected in parallel with a 470 uF capacitor is If an ac signal has a frequency of 125kHz, how much time does it take for...
Review Constants The voltage applied to the circuit shown in (Figure 1) at t = 0...
Review Constants The voltage applied to the circuit shown in (Figure 1) at t = 0 is 75 cos(4000t -60°) V, where t is in seconds. The circuit resistance is 400 12 and the initial current in the 75 mH inductor is zero. Find the numerical value of i after the switch has been closed for 850 us. Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answer Figure < 1 of 1...
The frequency of the sinusoidal voltage source in the circuit in Figure 1 is adjusted until the current i, is in-phase with v. a) Calculate the value of (f) in Hertz at which both the voltage and current are in phase. b) If vg = 30 cos(2nft) V[where'f' is the frequency obtained in part a ), Determine the steady state expression for current, i, (50/3) kN2 1.2k12 w 50 nF 200 mH Figure 1
An AC generator provides power for the circuit shown below. The generator voltage is described by E(t) = Emar sin(ut) where E = 120 V. Here, L = 640 mH, C=160 MF, R=9012, and w = 40 rad/sec. R m C L E 1) What is the phase angle between the generator and the current? =-55 degrees = 1.1 degrees Oo=64 degrees o= -16 degrees = -0.99 degrees Submit 2) This circuit is being driven at: a frequency above its...
Consider the circuit below, where R-5000Ω,C-0.25μF . The voltage amplitude is 10 V and the frequency of oscillation is 180 rad Is . When voltages and currents are requested, express them in purely real terms. Note: this circuit is examined in some detail in Chapter 7, section 2. Have a look at that first. a) What is the total impedance? Express it as both a complex number and as magnitude and phase. What is the current in the circuit? What...
Consider the RLC circuit below, with R= 20 12, L = 10 mH, and C = 5 mF. The voltage source has a voltage amplitude of 26.0 V and an angular frequency of w = 500 rad/s. a) What is the total impedance of the circuit? b) Find the amplitude of the current, and the phase angle, d. c) Draw a phasor diagram of the impedances. Be sure to clearly label Z, R, XL, Xc, and 0. R C E
35. For the circuit in the figure shown, (a) what is the resonance frequency? (b) At resonance, what is the peak current through the circuit? (b) What is the average power delivered to the circuit by AC-source? 1012 (10 V)cos (2 ft) Yhelle-w 1.0 mH 1.0 pF
Problem 1: Find the input impedance for the following circuit. Assume an angular frequency of 0 = 50 rad/sec. 2 mF 200 mH Zin 10 mF T10mF Problem 2: Calculate average power absorbed by impedance Z = 30-7092 when a voltage V = 120 20° is applied across it. Problem 3: Assuming w=1, for the following circuit find: a. Input impedance ZH b. Thevenin voltage V c. The value of R, that will absorb the maximum average power (recall this...
3. Consider the AC circuit shown in the figure below, consisting
of an alternating voltage source—of voltage V (t) = V0 cos (ωt)—a
capacitor (of capacitance C), an inductor (of inductance L), and
two resistors (of resistances R1 and R2). Also, note the
highlighted points a and b in the circuit. (a) While explaining
your reasoning, determine the necessary condition that must be
satisfied between the circuit elements such that the potential
difference between points a and b is zero...
1. What is the vacRMS Voltage for the signal shown below? 10 V 2 V 2. An AC voltage of 12vacaMs is equal to what peak to peak voltage? 3. In a purely resistive AC circuit where 10vacpK-PK is applied across an 8-ohm resistor, the current is 4. The total capacitance of a 330HF capacitor connected in parallel with a 470 uF capacitor is If an ac signal has a frequency of 125kHz, how much time does it take for...
Review Constants The voltage applied to the circuit shown in (Figure 1) at t = 0 is 75 cos(4000t -60°) V, where t is in seconds. The circuit resistance is 400 12 and the initial current in the 75 mH inductor is zero. Find the numerical value of i after the switch has been closed for 850 us. Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answer Figure < 1 of 1...
Most questions answered within 3 hours.
-
It is unlikely but not impossible that it will rain tomorrow.
Which of the following choices...
asked 6 minutes ago -
Consider three capacitors, of capacitance 2000 pF , 7800 pF ,
and 0.013 μF .
Part...
asked 7 minutes ago -
What is the PV of a future sum if: FV = 15000 # of periods =...
asked 15 minutes ago -
T or F?
If in a clustering solution the largest cluster has 1000 members
and the...
asked 21 minutes ago -
What is the role of burning coal in an electrical power
plant?
The heat is converted...
asked 34 minutes ago -
Caspian Sea Drinks' is financed with 68.00% equity and the
remainder in debt. They have 10.00-year,...
asked 34 minutes ago -
A beam of electrons is accelerated through a potential
difference of 11.0 kV before entering a...
asked 32 minutes ago -
Mooncents Coffee Shop has just opened, and on the first 6 days
of business, the number...
asked 47 minutes ago -
Description: Operating your business with a business mindset is
the key here. You can only wear...
asked 45 minutes ago -
(a) Find ?z such that the proportion of observations that are
less than ?z in a...
asked 53 minutes ago -
Discuss the advantages and disadvantages of a gather society and
an agrarian society in regard to...
asked 1 hour ago -
What is compliance and how it is related to information
security?
What are the differences between...
asked 1 hour ago