Physics, Books a la Carte Edition (5th Edition)
5th Edition
ISBN: 9780134020853
Author: James S. Walker
Publisher: PEARSON
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Question
Chapter 23, Problem 57PCE
(a)
To determine
The time constant for the
R L
(b)
To determine
The resistance for the
R L
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Chapter 23 Solutions
Physics, Books a la Carte Edition (5th Edition)
Ch. 23.1 - Which of the following situations results in an...Ch. 23.2 - What is the angle in the definition of magnetic...Ch. 23.3 - In system 1 the magnetic flux through a coil with...Ch. 23.4 - A metal ring moves to the right from a field-free...Ch. 23.5 - Suppose the speed of the rod in Example 23-8 is...Ch. 23.6 - Consider the electric generator shown in Figure...Ch. 23.7 - Prob. 7EYUCh. 23.8 - Consider the circuit shown in Figure 23-25. (a) Is...Ch. 23.9 - Is more energy stored in an inductor by doubling...Ch. 23.10 - If a transformer doubled both the voltage and the...
Ch. 23 - Explain the difference between a magnetic field...Ch. 23 - A metal ring with a break in its perimeter is...Ch. 23 - Many equal-arm balances have a small metal plate...Ch. 23 - Figure 23-29 shows a vertical iron rod with a wire...Ch. 23 - A metal rod of resistance R can slide without...Ch. 23 - Recently, NASA tested a power generation system...Ch. 23 - Explain what happens when the angular speed of the...Ch. 23 - A 0 085-T magnetic field passes through a circular...Ch. 23 - A uniform magnetic field of 0.0250 T points...Ch. 23 - A magnetic field is oriented at an angle of 67 to...Ch. 23 - MRI Solenoid The magnetic field produced by an MRI...Ch. 23 - Find the magnitude of the magnetic flux through...Ch. 23 - At a certain location, the Earths magnetic field...Ch. 23 - A solenoid with 385 turns per meter and a diameter...Ch. 23 - A single-turn square loop of side L is centered on...Ch. 23 - A bar magnet is inside a closed cubical box...Ch. 23 - A 0.65-T magnetic field is perpendicular to a...Ch. 23 - Prob. 11PCECh. 23 - Figure 23-33 shows the magnetic flux through a...Ch. 23 - One type of antenna for receiving AM radio signals...Ch. 23 - A wire loop is placed in a magnetic field that is...Ch. 23 - Figure 23-35 shows four different situations in...Ch. 23 - Predict/Calculate The magnetic flux through a...Ch. 23 - Prob. 17PCECh. 23 - A single conducting loop of wire has an area of...Ch. 23 - The area of a 120-turn coil oriented with its...Ch. 23 - An emf is induced in a conducting loop of wire...Ch. 23 - A magnetic field increases from 0 to 0.55 T in 16...Ch. 23 - Predict/Explain A metal ring is dropped into a...Ch. 23 - Predict/Explain A metal ring is dropped into a...Ch. 23 - Predict/Explain Figure 23-37 shows two metal disks...Ch. 23 - Predict/Explain (a) As the solid metal disk in...Ch. 23 - A bar magnet with its north pole pointing downward...Ch. 23 - A Wire Loop and a Magnet A loop of wire is dropped...Ch. 23 - Suppose we change the situation shown in Figure...Ch. 23 - Figure 23-39 shows a current-carrying wire and a...Ch. 23 - Consider the physical system shown in Figure...Ch. 23 - Prob. 31PCECh. 23 - Prob. 32PCECh. 23 - Prob. 33PCECh. 23 - A conducting rod slides on two wires in a region...Ch. 23 - A metal rod 0.95 m long moves with a speed of 2.4...Ch. 23 - Airplane emf A Boeing KC-135A airplane has a...Ch. 23 - Predict/Calculate Figure 23-42 shows a...Ch. 23 - Referring to part (a) of Problem 37, (a) find the...Ch. 23 - (a) Find the current that flows in the circuit...Ch. 23 - Suppose the mechanical power delivered to the rod...Ch. 23 - Prob. 41PCECh. 23 - A rectangular coil 25 cm by 45 cm has 150 turns....Ch. 23 - A 1 6-m wire is wound into a coil with a radius of...Ch. 23 - Shake Flashlight A shake flashlight uses the...Ch. 23 - Predict/Calculate A circular coil with a diameter...Ch. 23 - A generator is designed to produce a maximum emf...Ch. 23 - Prob. 47PCECh. 23 - Prob. 48PCECh. 23 - Prob. 49PCECh. 23 - Prob. 50PCECh. 23 - Prob. 51PCECh. 23 - Prob. 52PCECh. 23 - Prob. 53PCECh. 23 - A simple RL circuit includes a 0.125-H inductor....Ch. 23 - Prob. 55PCECh. 23 - Prob. 56PCECh. 23 - Prob. 57PCECh. 23 - Prob. 58PCECh. 23 - Prob. 59PCECh. 23 - Prob. 60PCECh. 23 - Prob. 61PCECh. 23 - Alcator Fusion Experiment In the Alcator fusion...Ch. 23 - Superconductor Energy Storage An engineer proposes...Ch. 23 - Prob. 64PCECh. 23 - Prob. 65PCECh. 23 - Prob. 66PCECh. 23 - Transformer 1 has a primary voltage Vp and a...Ch. 23 - The electric motor in a toy train requires a...Ch. 23 - Predict/Calculate A disk drive plugged into a...Ch. 23 - A transformer with a turns ratio...Ch. 23 - A neon sign that requires a voltage of 11,000 V is...Ch. 23 - A step-down transformer produces a voltage of 6.0...Ch. 23 - A step-up transformer has 30 turns on the primary...Ch. 23 - CE Predict/Explain An airplane flies level to the...Ch. 23 - CE You hold a circular loop of wire at the north...Ch. 23 - Prob. 76GPCh. 23 - Interstellar Magnetic Field The Voyager I...Ch. 23 - Prob. 78GPCh. 23 - BIO Electrognathography Computerized jaw tracking,...Ch. 23 - A rectangular loop of wire 24 cm by 72 cm is bent...Ch. 23 - Consider a rectangular loop of wire 6.8 cm by 9.2...Ch. 23 - Predict/Calculate A car with a vertical radio...Ch. 23 - The rectangular coils in a 355-tum generator are...Ch. 23 - A cubical box 22 cm on a side is placed in a...Ch. 23 - BIO MRI Scanner An MRI scanner is based on a...Ch. 23 - BIO Transcranial Magnetic Stimulation Transcranial...Ch. 23 - A magnetic field with the time dependence shown in...Ch. 23 - Prob. 88GPCh. 23 - Prob. 89GPCh. 23 - Prob. 90GPCh. 23 - BIO Blowfly Maneuvers Suppose the fly described in...Ch. 23 - Prob. 92GPCh. 23 - Predict/Calculate A single-turn rectangular loop...Ch. 23 - Prob. 94GPCh. 23 - Prob. 95GPCh. 23 - Loop Detectors on Roadways Smart traffic lights...Ch. 23 - A car drives onto a loop detector and increases...Ch. 23 - A truck drives onto a loop detector and increases...Ch. 23 - Loop Detectors on Roadways Smart traffic lights...Ch. 23 - Referring to Conceptual Example 23-6 Suppose the...Ch. 23 - Referring to Conceptual Example 23-6 Suppose the...Ch. 23 - Referring to Example 23-8 (a) What external force...Ch. 23 - Predict/Calculate Referring to Example 23-8...
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- Can a circuit e1eent have both capacitance and inductance?arrow_forwardWhat is the self-inductance of a coil whose reactance is 10 at 60 Hz?arrow_forwardA step-up transformer is designed so that the output of its secondary winding is 2000 V(rms) when the primary winding is connected to a 110-V (rms) line voltage, (a) If there are 100 turns in the primary winding, how many turns are there in the secondary winding? (b) If a resistor connected across the secondary winding draws an rms current of 0.75 A. what is the current in die primary winding?arrow_forward
- In an oscillating RLC circuit with L = 10 mH, C = 1.5 F , and R = 2.0 , how much time elapses before the amplitude of the oscillations drops to half its initial value?arrow_forwardFor the cucu3t shown below, what are (a) the total impedance and (b) the phase angle between the current and the emf? (C) Write, an expression for i(t).arrow_forwardIn an oscillating RLC circuit, R = 7.0 L. = 10 mH. And C = 3.0 F. Initially, the capacitor has a charge of 8.0 C and the current is zero. Calculate the charge on the capacitor (a) five cycles later and (b) 50 cycles later.arrow_forward
- When the current in the RL circuit of Figure 14.12(b) reaches its final value /R, what is the voltage across the inductor? Across the resistor?arrow_forwardThe self-inductance and capacitance of an oscillating LC circuit are L = 20 mH and C = 1.0 F , respectively. (a) What is the frequency of the oscillation? (b) If the maximum potential difference the plates of the capacitor is 50 V, what is the maximum current in the circuit?arrow_forwardIn Figure 14.12, =12V , L = 20 mH, and R=5.0. Determine (a) the time constant of the circuit, (b) the initial current through the resistor, (C) the final current through the resistor, (d) the current through the resistor when t=2L , and (e) the voltages across the inductor and the resistor when t=2L .arrow_forward
- An emf of 9.7 × 10-3 V is induced in a coil while the current in a nearby coil is decreasing at a rate of 2.7 A/s. What is the mutual inductance of the two coils?arrow_forwardIn an RLC series circuit, can the voltage measured across the capacitor be greater than the voltage of the source? Answer the same question for the voltage across the inductor.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
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