Essential University Physics
4th Edition
ISBN: 9780134988566
Author: Wolfson, Richard
Publisher: Pearson Education,
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 27, Problem 73P
To determine
The appropriate function of current that, when plotted against time, produces a straight line and use the slope of this plot to find the inductance of the circuit.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
In the given circuit, four identical resistors with resistance R= 5 ohm, one inductor with inductance 4mH, a
capacitor with capacitance 2μF and an ideal battery with emf = 62 V are connected. What is the current through
the battery, long time after the switch is closed?
(Please write your answer in the box without rounding and unit. Write what you see on calculator upto two
decimal points. DO NOT WRITE UNIT)
mell
ww
www
In the given circuit, four identical resistors with resistance R= 3 ohm, one inductor with inductance 4mH, a
capacitor with capacitance 2µF and an ideal battery with emf = 46 V are connected. What is the current through
the battery, long time after the switch is closed?
(Please write your answer in the box without rounding and unit. Write what you see on calculator upto two
decimal points. DO NOT WRITE UNIT)
ell
A 10-turn ideal solenoid has an inductance of (3.9x10^-3) H. To generate an EMF of
(1.16x10^0) V what should be the rate of change of the current? Express your result
as the magnitude in A/s.
Chapter 27 Solutions
Essential University Physics
Ch. 27.3 - You push a bar magnet toward a loop, with the...Ch. 27.3 - Prob. 27.2GICh. 27.3 - A copper penny falls on a path that takes it...Ch. 27.3 - Prob. 27.5GICh. 27.5 - If you keep the current in a solenoid constant...Ch. 27.6 - Prob. 27.8GICh. 27 - In Fig. 27.35, a bar magnet moves toward a...Ch. 27 - Figure 27.36 shows two concentric conducting...Ch. 27 - Chapter 26 stated that a static magnetic field...Ch. 27 - Can an induced electric field exist in the absence...
Ch. 27 - A car battery has a 12-V emf, yet energy from the...Ch. 27 - Prob. 6FTDCh. 27 - Prob. 7FTDCh. 27 - Prob. 8FTDCh. 27 - It takes work to push two bar magnets together...Ch. 27 - A small magnet is dropped into each of two hollow...Ch. 27 - Find the magnetic flux through a 5.0-cm-diameter...Ch. 27 - A circular wire loop 45 cm in diameter has...Ch. 27 - Prob. 13ECh. 27 - Prob. 14ECh. 27 - Find the self-inductance of a 1500-turn solenoid...Ch. 27 - Prob. 16ECh. 27 - Prob. 17ECh. 27 - Prob. 18ECh. 27 - What inductance should you put in series with a...Ch. 27 - The current in a series RL circuit increases to...Ch. 27 - Prob. 21ECh. 27 - Prob. 22ECh. 27 - A 1250-turn solenoid 23.2 cm long and 1.58 cm in...Ch. 27 - Prob. 24ECh. 27 - The worlds strongest magnet that can produce a...Ch. 27 - Find the magnetic-field strength in a region where...Ch. 27 - Prob. 27ECh. 27 - Find an expression for the electric-field strength...Ch. 27 - Prob. 29ECh. 27 - Prob. 30ECh. 27 - Example 27.4: A battery of emf ε is connected in...Ch. 27 - Proposals to mine resources from the Moon have...Ch. 27 - Example 27.8: An electric doorbell uses an...Ch. 27 - Prob. 34ECh. 27 - Example 27.8: The superconducting solenoid in an...Ch. 27 - Prob. 36ECh. 27 - A conducting loop with area 0.15 m2 and resistance...Ch. 27 - A square wire loop of side l and resistance R is...Ch. 27 - A 5-turn coil 1.0 cm in diameter is rotated at 10...Ch. 27 - A spatially uniform magnetic field points in the...Ch. 27 - Prob. 41PCh. 27 - In Example 27.2 take a = 1.0 cm, w = 3.5 cm, and l...Ch. 27 - A 2000-turn solenoid is 2.0 m long and 15 cm in...Ch. 27 - A stent is a cylindrical tube, often made of metal...Ch. 27 - Prob. 45PCh. 27 - Youre an electrical engineer designing an...Ch. 27 - A generator consists of a rectangular coil 75 cm...Ch. 27 - Prob. 48PCh. 27 - Prob. 49PCh. 27 - The magnetic field inside a solenoid of circular...Ch. 27 - An electron is inside a solenoid, 28 cm from the...Ch. 27 - During lab, youre given a circular wire loop of...Ch. 27 - A flip coil is used to measure magnetic fields....Ch. 27 - Prob. 54PCh. 27 - Prob. 55PCh. 27 - In Fig. 27.23a, take R = 2.5 k and 0 = 50 V. When...Ch. 27 - How long does it take to dissipate 90% of the...Ch. 27 - Prob. 58PCh. 27 - Prob. 59PCh. 27 - Prob. 60PCh. 27 - In Fig. 27.40, take 0 = 12 V, R1 = 4.0 , R2 = 8.0...Ch. 27 - Prob. 62PCh. 27 - Prob. 63PCh. 27 - Your hospital is installing a new MRI scanner...Ch. 27 - A neutron stars magnetic field is about 108 T....Ch. 27 - Prob. 66PCh. 27 - Prob. 67PCh. 27 - Prob. 68PCh. 27 - An electric field and a magnetic field have the...Ch. 27 - Prob. 70PCh. 27 - Prob. 71PCh. 27 - Prob. 72PCh. 27 - Prob. 73PCh. 27 - A circular wire loop of radius a and resistance R...Ch. 27 - Use the node and loop laws to determine the...Ch. 27 - Prob. 77PCh. 27 - Prob. 78PCh. 27 - One way to measure blood flow when blood vessels...Ch. 27 - Clever farmers with power lines crossing their...Ch. 27 - Clever farmers with power lines crossing their...Ch. 27 - Clever farmers with power lines crossing their...Ch. 27 - Clever farmers with power lines crossing their...
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
- A flux of 25 X10^5 Maxwell links with a 1500 turn coil when a current of 3 A passes through the coil. Calculate the inductance of the coil in henry (H). Solve for the energy stored in the magnetic field in J. use 2 decimal places for the answer.arrow_forwardBased on the figure 1. (a) What is the induced emf on a wire if exposed to a uniform magnetic field pointing toward the page as shown on figure 1. (b) What is the induced emf if the magnetic field is a function of time, B(t). (c) What if instead of a wire we a have a disk spinning at a constant angular velocity ω. What is the induced magnetic field (This is a Faraday’s Dynamo)arrow_forwardIn the circuit shown in the figure below, a battery supplies a constant voltage of 36 V, the inductance is 2 H, the resistance is 6, and I(0) = ( R switch (a) Find I(t). (Use I for I(t), where I is the current after t seconds.) I(t) = (b) Find the current after 0.5 seconds. (Round your answer to two decimal places.) I(0.5) = Aarrow_forward
- Consider the circuit shown in the figure.(a) When the switch is in position a, for what value of ? will the circuit have a timeconstant of 15.0 ms?(b) After a very long time, the switch is thrown to position b. What is the current inthe inductor at the instant the switch is thrown to position b?arrow_forwardIn the circuit shown in Fig. , switch S1 has beenclosed for a long enough time so that the current reads a steady 3.50 A.Suddenly, switch S2 is closed and S1 is opened at the same instant.(a) What is the maximum charge that the capacitor will receive?(b) What is the current in the inductor at this time?arrow_forwardAn electric current contains a battery that produces a voltage of 60 voltsV , a resistor with a resistance of 13 ohms, and inductor with an inductance of 5 henrys H . Using calculus, it can be shown that I I t (in amperes, A), when t seconds after the switch is closed is 13 5 60 1 13 t I e 1.4.1 Use this equation to express the time t as function of the currentI arrow_forward
- As seen in the figure, a 2 Hanry indicator is connected in series with a 4 Ohm resistor with an electromotive force of 10Sin5t volts. Att = 0, the current in the circuit is zero. Accordingly, find the circuit current at t>0 using the Laplace transform. I(t) = ? Rarrow_forwardConsider a linear long current source lying on the x – y plane parallel to x axis lo- cated at y = -d. A current of I is flowing in e direction on the current loop. A loop is also located at the x- y plane with its center at the origin. The loop has a radius of a. Write the expression for mutual inductance of the described system. |arrow_forwardConsider a long coaxial cable made of two coaxial cylindrical conductors that carry equal currents I in opposite directions (see figure). The inner cylinder is a small solid conductor of radius a. The outer cylinder is a thin walled conductor of outer radius b, electrically insulated from the inner conductor. Calculate the self-inductance per unit length L/l of this coaxial cable. (Figure 1)( L is the inductance of part of the cable and l is the length of that part.) Due to what is known as the "skin effect", the current I flows down the (outer) surface of the inner conducting cylinder and back along the outer surface of the outer conducting cylinder. However, you may ignore the thickness of the outer cylinder. Express your answer in terms of some or all the variables I, a, b, and μ0, the permeability of free space.arrow_forward
- A long, straight coaxial cable consists of two thin, tubular conductors, the inner of radius a and the outer of radius b. Cur- rent I flows out along one conductor and back along the other. Show that the self-inductance per unit length of the cable is In (bla). 2arrow_forwardFor the next two items (LC1 and LC2), consider the circuit shown. The switch is initially at state 1, the capacitor is initially uncharged, and the circuit has an initial current Io. The switch is th flipped from 1 (solid line) to 2 (dashed line) to form an LC circuit. The natural angular frequency is taken to be w. LC 1. When the current in the inductor drops to half its initial value, what is the magnitude of the charge on the capacitor? OA. 310 2w OB. 310 4w OC. I√3 2w O D. Io√3 4w LC 2. At what time will the current in the inductor drop to half its initial value at the first instance? (Refer to the figure in LC1) π 6w TT 5w TT 4w ㅠ 3w OA. O elle O C. O D.arrow_forwardWhat is the self-inductance per meter of a coaxial cable whose inner radius is 0.50 mm and whose outer radius is 4.00 mm?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Classical Dynamics of Particles and SystemsPhysicsISBN:9780534408961Author:Stephen T. Thornton, Jerry B. MarionPublisher:Cengage Learning
Classical Dynamics of Particles and Systems
Physics
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Cengage Learning