College Physics

11th Edition
Raymond A. Serway + 1 other
Publisher: Cengage Learning
ISBN: 9781305952300

College Physics

11th Edition
Raymond A. Serway + 1 other
Publisher: Cengage Learning
ISBN: 9781305952300


Chapter 20, Problem 2P
Textbook Problem

Find the flux of Earth’s magnetic field of magnitude 5.00 × 10−5 T through a square loop of area 20.0 cm2 (a) when the field is perpendicular to the plane of the loop, (b) when the field makes a 30.0° angle with the normal to the plane of the loop, and (c) when the field makes a 90.0° angle with the normal to the plane.

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Chapter 20 Solutions

College Physics
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Ch. 20 - As the conducting bar in Figure CQ20.5 moves to...Ch. 20 - How is electrical energy produced in dams? (That...Ch. 20 - Figure CQ20.7 shows a slidewire generator with...Ch. 20 - As the bar in Figure CQ20.5 moves perpendicular to...Ch. 20 - Eddy current are induced currents set up in a...Ch. 20 - The switch S in Figure 20.27 is closed at t = 0...Ch. 20 - A piece of aluminum is dropped vertically downward...Ch. 20 - When the switch in Figure CQ20.12a is closed, a...Ch. 20 - Assume the battery in Figure CQ20.12a is replaced...Ch. 20 - A magneto is used to cause the spark in a spark...Ch. 20 - A uniform magnetic field of magnitude 0.50 T is...Ch. 20 - Find the flux of Earths magnetic field of...Ch. 20 - Figure P20.3 shows three edge views of a square...Ch. 20 - A long, straight wire carrying a current of 2.00 A...Ch. 20 - A long, straight wire lies in the plane of a...Ch. 20 - A magnetic field of magnitude 0.300 T is oriented...Ch. 20 - A cube of edge length = 2.5 cm is positioned as...Ch. 20 - Transcranial magnetic stimulation (TMS) is a...Ch. 20 - Three loops of wire move near a long straight wire...Ch. 20 - The flexible loop in Figure P20.10 has a radius of...Ch. 20 - Inductive charging is used to wirelessly charge...Ch. 20 - Medical devices implanted inside the body are...Ch. 20 - A technician wearing a circular metal band on his...Ch. 20 - In Figure P20.14, what is the direction of the...Ch. 20 - A bar magnet is positioned near a coil of wire, as...Ch. 20 - Find the direction of the current in the resistor...Ch. 20 - A circular loop of wire lies below a long wire...Ch. 20 - A square, single-turn wire loop = 1.00 cm on a...Ch. 20 - A 300-turn solenoid with a length of 20.0 cm and a...Ch. 20 - A circular coil enclosing an area of 100 cm2 is...Ch. 20 - To monitor the breathing of a hospital patient, a...Ch. 20 - An N-turn circular wire coil of radius r lies in...Ch. 20 - A truck is carrying a steel beam of length 15.0 m...Ch. 20 - A 2.00-m length of wire is held in an east-west...Ch. 20 - A pickup truck has a width of 79.8 in. If it is...Ch. 20 - In one of NASAs space tether experiments, a...Ch. 20 - An automobile has a vertical radio antenna 1.20 m...Ch. 20 - An astronaut is connected to her spacecraft by a...Ch. 20 - Figure P20.29 shows a bar of mass m = 0.200 kg...Ch. 20 - Consider the arrangement shown in Figure P20.30...Ch. 20 - A square coil of wire of side 2.80 cm is placed in...Ch. 20 - A 100-turn square wire coil of area 0.040 m2...Ch. 20 - Considerable scientific work is currently under...Ch. 20 - A flat coil enclosing an area of 0.10 m2 is...Ch. 20 - A generator connected to the wheel or hub of a...Ch. 20 - A motor has coils with a resistance of 30.0 and...Ch. 20 - A coil of 10.0 turns is in the shape of an eclipse...Ch. 20 - A solenoid with 475 turns has a length of 6.00 cm...Ch. 20 - The current in a coil drops from 3.5 A to 2.0 A in...Ch. 20 - Show that the two expressions for inductance given...Ch. 20 - A solenoid of radius 2.5 cm has 400 turns and a...Ch. 20 - An emf of 24.0 mV is induced in a 500-turn coil...Ch. 20 - An electromagnet can be modeled as an inductor in...Ch. 20 - An RL circuit with L = 3.00 H and an RC circuit...Ch. 20 - The battery terminal voltage in Figure P20.43 is ...Ch. 20 - A 25-mH inductor, an 8.0- resistor, and a 6.0-V...Ch. 20 - Calculate the resistance in an RL circuit in which...Ch. 20 - Consider the circuit shown in Figure P20.43. Take ...Ch. 20 - (a) If an inductor carrying a 1.70A current stores...Ch. 20 - A 300-turn solenoid has a radius of 5.00 cm and a...Ch. 20 - A 24-V battery is connected in series with a...Ch. 20 - A 60.0-m length of insulated copper wire is wound...Ch. 20 - Additional Problems Two circular loop of wire...Ch. 20 - A circular loop of wire of resistance R = 0.500 ...Ch. 20 - A rectangular coil with resistance R has N turns,...Ch. 20 - A conducting bar of length moves to the right on...Ch. 20 - An 820-turn wire coil of resistance 24.0 is...Ch. 20 - A spacecraft is in 4 circular orbit of radius...Ch. 20 - A conducting rod of length moves on two...Ch. 20 - A long solenoid of radius r = 2.00 cm is wound...Ch. 20 - The bolt of lightning depicted in Figure P20.61...Ch. 20 - The square loop in Figure P20.62 is made of wires...Ch. 20 - The magnetic field shown in Figure P20.63 has a...Ch. 20 - An aluminum ring of radius 5.00 cm and resistance...Ch. 20 - In Figure P20.65 the rolling axle of length 1.50 m...Ch. 20 - An N-turn square coil with side and resistance R...Ch. 20 - A conducting rectangular loop of mass M,...

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