Physics
5th Edition
ISBN: 9781260486919
Author: GIAMBATTISTA
Publisher: MCG
expand_more
expand_more
format_list_bulleted
Videos
Question
Chapter 21, Problem 63P
(a)
To determine
The impedance of the tweeter branch at the crossover frequency.
(b)
To determine
The impedance of woofer branch at the crossover frequency.
(c)
To determine
The inductance of the inductor.
(d)
To determine
The equation for crossover frequency in terms of
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
•
Nature of Resistance
Temperature-Resistance Relationship
Ohm's Law, Energy and Power
Kirchhoff's Law
•
•
Maxwell's Mesh Analysis
1. The steel of the third rail of a railway system has a resistivity of 21.4 μ-cm. If its cross-sectional area
is 8.2 in², calculate the resistance per mile of rail, neglecting the effect of joints between sections. (1
point)
2. An incandescent lamp has a tungsten filament whose resistance is 96 at its operating temperature
of 2900°C. Calculate the filament resistance when the lamp is disconnected from the electric source,
under which condition its temperature is 24°C. (Use do = 0.0045 02/°C for tungsten) (1 point)
3. For the circuit shown, find the following:
50 V
602
10 V
702
a. the value of resistor R. (1 point)
b. the equivalent resistance with respect to the 50-V
source. (1 point)
4. For the circuit shown, determine all the currents in each branch using Kirchhoff's Laws. (3 points)
A
5V 2
В
-ний
C
4
6 VT
ww
F
E
5. Use Maxwell's Mesh to find I, and VAB…
For items 8-9, refer to the problem below.
Find all the currents flowing in every resistor, power dissipation in
every resistor and the total power of the circuit shown at the right
using...
8. Kirchhoff's Laws (5 pts)
9. Maxwell's Mesh Analysis (5 pts)
A
8 V
10 V
B
+
20 Ω
3Ω
202
wwww
C
wwww
202
+
50
www
12 V
•
Nature of Resistance
Temperature-Resistance Relationship
Ohm's Law, Energy and Power
Kirchhoff's Law
• Maxwell's Mesh Analysis
1. A coil of copper wire (p = 10.37 2-cmil/ft) has a length of 600 ft. What is the length of an aluminum conductor
(p 17 cmil/ft), if its cross-sectional area and resistance are the same as those of the copper coil? (Hint: Look
for conversion of inches to mils and square inches to square foot. Include it in your solution.) (1 pt)
2. The copper field winding of an electric machine has a resistance of 46 at temperature of 22°C. What will be
its resistance at 75°C? (Use do = 0.00427 /°C for copper) (1 pt)
3. The resistivity of a copper rod 50 ft long and 0.25 inch in diameter is 1.76 μ at 20°C. What is its resistance at -
20°C? (1 pt)
4. When two resistors A and B are connected in series, the total resistance is 36 2. When connected in parallel, the
total resistance is 8 Q. What is the ratio of the resistance RA to resistance RB? Assume RA < RB. (1 pt)
5. The…
Chapter 21 Solutions
Physics
Ch. 21.1 - CHECKPOINT 21.1
A hair dryer is labeled “120 V,...Ch. 21.1 -
Practice Problem 21.1 European Wall Outlet
The...Ch. 21.3 - 21.3 A capacitor is connected to an ac power...Ch. 21.3 - Prob. 21.2PPCh. 21.4 -
CHECKPOINT 21.4
Suppose an inductor and a...Ch. 21.4 - Prob. 21.3PPCh. 21.5 -
CHECKPOINT 21.5
In a series RLC circuit, the...Ch. 21.5 - Prob. 21.4PPCh. 21.5 - Prob. 21.5PPCh. 21.6 - 21.6 Tuning the Radio to a Different Station
Find...
Ch. 21 - Prob. 1CQCh. 21 - 2. Electric power is distributed long distances...Ch. 21 - 3. Explain the differences between average...Ch. 21 - Prob. 4CQCh. 21 - Prob. 5CQCh. 21 - Prob. 6CQCh. 21 - Prob. 7CQCh. 21 - Prob. 8CQCh. 21 - Prob. 9CQCh. 21 - Prob. 11CQCh. 21 - Prob. 10CQCh. 21 - Prob. 13CQCh. 21 - Prob. 14CQCh. 21 - Prob. 15CQCh. 21 - Prob. 12CQCh. 21 - 18. Let’s examine the crossover network of Fig....Ch. 21 - Prob. 1MCQCh. 21 - Prob. 2MCQCh. 21 - Prob. 3MCQCh. 21 - Prob. 4MCQCh. 21 - Prob. 5MCQCh. 21 - Prob. 6MCQCh. 21 - Prob. 7MCQCh. 21 - Prob. 8MCQCh. 21 - Prob. 9MCQCh. 21 -
10. Which graph is correct if the circuit...Ch. 21 - 1. A lightbulb is connected to a 120 V (rms), 60...Ch. 21 - A European outlet supplies 220 V (rms) at 50 Hz....Ch. 21 - 3. A 1500 w heater runs on 120 V rms. What is the...Ch. 21 - 4. A circuit breaker trips when the rms current...Ch. 21 - 5. A 1500 W electric hair dryer is designed to...Ch. 21 - 6. A 4.0 kW heater is designed to be connected to...Ch. 21 - 7. (a) What rms current is drawn by a 4200 w...Ch. 21 - 8. A television set draws an rms current of 2.50 A...Ch. 21 - 9. The instantaneous sinusoidal emf from an ac...Ch. 21 - 10. A hair dryer has a power rating of 1200 W at...Ch. 21 - Prob. 11PCh. 21 -
12. A variable capacitor with negligible...Ch. 21 -
13. At what frequency is the reactance of a 6.0...Ch. 21 - 14. A 0.400 μF capacitor is connected across the...Ch. 21 -
15. A 0.250 μF capacitor is connected to a 220 V...Ch. 21 -
16. A capacitor is connected across the terminals...Ch. 21 - 17. Show, from XC = l/(ωC), that the units of...Ch. 21 - 18. The charge on a capacitor in an ac circuit is...Ch. 21 - 19. A capacitor (capacitance = C) is connected to...Ch. 21 - 20. Three capacitors (2.0 μF, 3.0 μF, 6.0 μF) are...Ch. 21 - 21. A capacitor and a resistor are connected in...Ch. 21 - 22. A variable inductor with negligible resistance...Ch. 21 - Prob. 23PCh. 21 - Prob. 24PCh. 21 - 25. A solenoid with a radius of 8.0 × 10−3 m and...Ch. 21 -
26. A 4.00 mH inductor is connected to an ac...Ch. 21 - 27. Two ideal inductors (0.10 H, 0.50 H) are...Ch. 21 - Prob. 28PCh. 21 - 29. Suppose that an ideal capacitor and an ideal...Ch. 21 - 30. The voltage across an inductor and the...Ch. 21 - 31. Make a figure analogous to Fig. 21.5 for an...Ch. 21 - 32. A 25.0 mH inductor, with internal resistance...Ch. 21 - 33. An inductor has an impedance of 30.0 Ω and a...Ch. 21 -
34. A 6.20 mH inductor is one of the elements in...Ch. 21 - 35. A series combination of a resistor and a...Ch. 21 - 36. A 300.0 Ω resistor and a 2.5 μF capacitor are...Ch. 21 - Prob. 37PCh. 21 - 38. (a) Find the power factor for the RLC series...Ch. 21 - 39. A computer draws an rms current of 2.80 A at...Ch. 21 - 40. An RLC series circuit is connected to an ac...Ch. 21 - 41. An ac circuit has a single resistor,...Ch. 21 -
42. An RLC circuit has a resistance of 10.0 Ω,...Ch. 21 - 43. An ac circuit contains a 12.5 Ω resistor, a...Ch. 21 - 44. ✦ A 0.48 μF capacitor is connected in series...Ch. 21 - 45. A series combination of a 22.0 mH inductor...Ch. 21 - Prob. 46PCh. 21 -
47. A 150 Ω resistor is in series with a 0.75...Ch. 21 -
48. A series circuit with a resistor and a...Ch. 21 - 49. (a) What is the reactance of a 10.0 mH...Ch. 21 - Prob. 50PCh. 21 - Prob. 51PCh. 21 - Prob. 52PCh. 21 - Prob. 53PCh. 21 - Prob. 54PCh. 21 - 55. To test hearing at various frequencies, a...Ch. 21 - Prob. 56PCh. 21 - Prob. 57PCh. 21 - Prob. 58PCh. 21 - Prob. 59PCh. 21 - Prob. 60PCh. 21 - Prob. 61PCh. 21 - Prob. 62PCh. 21 - Prob. 63PCh. 21 - Prob. 64PCh. 21 - Prob. 65PCh. 21 - Prob. 66PCh. 21 - Prob. 68PCh. 21 - Prob. 67PCh. 21 - Prob. 69PCh. 21 - 70. The phasor diagram for a particular RLC series...Ch. 21 - Prob. 71PCh. 21 - Prob. 72PCh. 21 - Prob. 73PCh. 21 - Prob. 74PCh. 21 - Prob. 75PCh. 21 - Prob. 76PCh. 21 - Prob. 77PCh. 21 - Prob. 78PCh. 21 - Prob. 79PCh. 21 - Prob. 80PCh. 21 - Prob. 81PCh. 21 - Prob. 82PCh. 21 - Prob. 83PCh. 21 - Prob. 84PCh. 21 - 85. (a) When the resistance of an RLC series...Ch. 21 - Prob. 86PCh. 21 - Prob. 87PCh. 21 - Prob. 88PCh. 21 - Prob. 89PCh. 21 - Prob. 90PCh. 21 - Prob. 91PCh. 21 - Prob. 92PCh. 21 - In an RLC circuit, these three elements are...Ch. 21 - Prob. 94PCh. 21 - Prob. 95PCh. 21 - Prob. 96PCh. 21 - Prob. 97PCh. 21 - Prob. 98PCh. 21 - Prob. 100PCh. 21 - Prob. 99P
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- 2. Two equally strong individuals, wearing exactly the same shoes decide to do a tug of war. The only difference is individual A is 2.5 meters tall and individual B is 1.5 meter tall. Who is more likely to win the tug of war?arrow_forward6. A car drives at steady speed around a perfectly circular track. (a) The car's acceleration is zero. (b) The net force on the car is zero. (c) Both the acceleration and net force on the car point outward. (d) Both the acceleration and net force on the car point inward. (e) If there is no friction, the acceleration is outward.arrow_forward9. A spring has a force constant of 100 N/m and an unstretched length of 0.07 m. One end is attached to a post that is free to rotate in the center of a smooth. table, as shown in the top view in the figure below. The other end is attached to a 1kg disc moving in uniform circular motion on the table, which stretches the spring by 0.03 m. Friction is negligible. What is the centripetal force on the disc? Top View (a) 0.3 N (b) 3.0 N (c) 10 N (d) 300 N (e) 1000 Narrow_forward
- 4. A child has a ball on the end of a cord, and whirls the ball in a vertical circle. Assuming the speed of the ball is constant (an approximation), when would the tension in the cord be greatest? (a) At the top of the circle. (b) At the bottom of the circle. (c) A little after the bottom of the circle when the ball is climbing. (d) A little before the bottom of the circle when the ball is descending quickly. (e) Nowhere; the cord is pulled the same amount at all points.arrow_forward3. In a rotating vertical cylinder (Rotor-ride) a rider finds herself pressed with her back to the rotating wall. Which is the correct free-body diagram for her? (a) (b) (c) (d) (e)arrow_forward8. A roller coaster rounds the bottom of a circular loop at a nearly constant speed. At this point the net force on the coaster cart is (a) zero. (b) directed upward. (c) directed downward. (d) Cannot tell without knowing the exact speed.arrow_forward
- 5. While driving fast around a sharp right turn, you find yourself pressing against the left car door. What is happening? (a) Centrifugal force is pushing you into the door. (b) The door is exerting a rightward force on you. (c) Both of the above. (d) Neither of the above.arrow_forward7. You are flung sideways when your car travels around a sharp curve because (a) you tend to continue moving in a straight line. (b) there is a centrifugal force acting on you. (c) the car exerts an outward force on you. (d) of gravity.arrow_forward1. A 50-N crate sits on a horizontal floor where the coefficient of static friction between the crate and the floor is 0.50. A 20-N force is applied to the crate acting to the right. What is the resulting static friction force acting on the crate? (a) 20 N to the right. (b) 20 N to the left. (c) 25 N to the right. (d) 25 N to the left. (e) None of the above; the crate starts to move.arrow_forward
- 3. The problem that shall not be named. m A (a) A block of mass m = 1 kg, sits on an incline that has an angle 0. Find the coefficient of static friction by analyzing the system at imminent motion. (hint: static friction will equal the maximum value) (b) A block of mass m = 1kg made of a different material, slides down an incline that has an angle 0 = 45 degrees. If the coefficient of kinetic friction increases is μ = 0.5 what is the acceleration of the block? karrow_forward2. Which of the following point towards the center of the circle in uniform circular motion? (a) Acceleration. (b) Velocity, acceleration, net force. (c) Velocity, acceleration. (d) Velocity, net force. (e) Acceleration, net force.arrow_forwardProblem 1. (20 pts) The third and fourth stages of a rocket are coastin in space with a velocity of 18 000 km/h when a smal explosive charge between the stages separate them. Immediately after separation the fourth stag has increased its velocity to v4 = 18 060 km/h. Wha is the corresponding velocity v3 of the third stage At separation the third and fourth stages hav masses of 400 and 200 kg, respectively. 3rd stage 4th stagearrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
University Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSON
Introduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University Press
Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Lecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
University Physics (14th Edition)
Physics
ISBN:9780133969290
Author:Hugh D. Young, Roger A. Freedman
Publisher:PEARSON
Introduction To Quantum Mechanics
Physics
ISBN:9781107189638
Author:Griffiths, David J., Schroeter, Darrell F.
Publisher:Cambridge University Press
Physics for Scientists and Engineers
Physics
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:9780321820464
Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...
Physics
ISBN:9780134609034
Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:PEARSON
Introduction To Alternating Current; Author: Tutorials Point (India) Ltd;https://www.youtube.com/watch?v=0m142qAZZpE;License: Standard YouTube License, CC-BY