Inquiry into Physics
8th Edition
ISBN: 9781337515863
Author: Ostdiek
Publisher: Cengage
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Chapter 8, Problem 2PIP
To determine
One important contribution of Michael Faraday and James Clerk Maxwell.
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Electricity and Magnetism(A) Write down the law that makes the connection between Electricity and Magnetism. (B) What is the basic difference between this Law (question A) and Faraday’s Law of Induction? (C) If a static magnetic field can’t produce a current than in which situation, we use Lenz’s law to define the current direction. Explain with example. (D) Why Kirchhoff’s voltage rule is not applicable for induced current in a close loop.
Q1 Match the physical situation with the Maxwell's equation
that would be useful in analyzing the situation:
(a) Gauss's law
1. Find the magnetic field inside a
current-carrying coaxial cable.
(b) Gauss's law for 2. Predict what an AC voltmeter reads
magnetism
whose leads encircle a coil.
(c) Faraday's law
3. Find the amount of charge inside a
box.
(d)
law
Ampere-Maxwell
4. Relate the magnetic flux on one
face of a cube to the magnetic flux on
the other faces.
This week's lab demonstrated some of the essential aspects of magnetic induction. Based on your understanding of how a changing magnetic flux can induce an electric current, describe how a spinning turbine generates electricity when driven by wind, water, or steam.
Chapter 8 Solutions
Inquiry into Physics
Ch. 8 - Give two lessons that may be learned from the...Ch. 8 - Prob. 1AACh. 8 - Prob. 2AACh. 8 - Prob. 1PIPCh. 8 - Prob. 2PIPCh. 8 - Prob. 1MIOCh. 8 - Prob. 2MIOCh. 8 - Prob. 1QCh. 8 - Prob. 2QCh. 8 - (Indicates a review question, which means it...
Ch. 8 - Prob. 4QCh. 8 - (Indicates a review question, which means it...Ch. 8 - Prob. 6QCh. 8 - Prob. 7QCh. 8 - Prob. 8QCh. 8 - Prob. 9QCh. 8 - Prob. 10QCh. 8 - Prob. 11QCh. 8 - Prob. 12QCh. 8 - Prob. 13QCh. 8 - Prob. 14QCh. 8 - Prob. 15QCh. 8 - Prob. 16QCh. 8 - (Indicates a review question, which means it...Ch. 8 - (Indicates a review question, which means it...Ch. 8 - Prob. 19QCh. 8 - (Indicates a review question, which means it...Ch. 8 - Prob. 21QCh. 8 - Prob. 22QCh. 8 - (Indicates a review question, which means it...Ch. 8 - Prob. 24QCh. 8 - Prob. 25QCh. 8 - Prob. 26QCh. 8 - Prob. 27QCh. 8 - Prob. 28QCh. 8 - Prob. 29QCh. 8 - Prob. 30QCh. 8 - Prob. 31QCh. 8 - Prob. 32QCh. 8 - Prob. 33QCh. 8 - Prob. 34QCh. 8 - Prob. 35QCh. 8 - Prob. 36QCh. 8 - Prob. 37QCh. 8 - Prob. 38QCh. 8 - The charger cord used to recharge a cell phone...Ch. 8 - The generator at a power plant produces AC at...Ch. 8 - Compute the wavelength of the carrier wave of your...Ch. 8 - What is the wavelength of the 60,000-Hz radio wave...Ch. 8 - Compute the frequency of an EM wave with a...Ch. 8 - Prob. 6PCh. 8 - Determine the range of wavelengths in the UV...Ch. 8 - A piece of iron is heated with a torch to a...Ch. 8 - The filament of a light bulb goes from a...Ch. 8 - Prob. 10PCh. 8 - Prob. 11PCh. 8 - Prob. 12PCh. 8 - Prob. 13PCh. 8 - Prob. 14PCh. 8 - Prob. 15PCh. 8 - Prob. 16PCh. 8 - Earth’s magnetic field lines are not parallel to...Ch. 8 - A cyclometer is a device mounted on a bicycle that...Ch. 8 - Prob. 3CCh. 8 - The right-hand rule is a way to determine the...Ch. 8 - Prob. 5CCh. 8 - If a coil of wire is connected to a very sensitive...Ch. 8 - Prob. 7CCh. 8 - Prob. 8CCh. 8 - Prob. 9CCh. 8 - Prob. 10CCh. 8 - Prob. 11C
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- 1. State Kirchhoff’s current and voltage laws with the circuit diagram. [ Descriptions: The Kirchhoff’s current and voltage law is written perfectly,the circuit diagrams are found correctly and also theequations are shown appropriately. 2. How could you explain the significance of the negative sign in Faraday law of induction? DescriptionsAll the topics are described with proper explanation and examples. 3. Is it possible to find a body with fractional charge like +2.87e or -7.5e? Explain why? Descriptions All the topics are described with proper explanation and examples. 4. Two equal and opposite charges of magnitude are held 35 cm apart. a) What is the direction and magnitude of E at mid-point between the charges? b) What is the force act on an electron placedhere? DescriptionsThe formulas are written properly, and the final result isobtained with high accuracy incorporating all appropriatemathematical expressions and the units of differentparameters. 5. An uncharged capacitor…arrow_forwardIn your own words, explain Faraday’s Law of Induction. Why was the theory so revolutionary? As far as applications, how is Faraday’s Law involved with the workings of motors and generators?arrow_forwardQuestion 1: In the comparison of Ampère's law with Gauss's law, it turns out that ... (select all the correct statements) outside the conductor both fields are inversely proportional to r. outside the conductor both fields are proportional to r. by that comparison. Part (a) compares the right sides of the equations that represent Gauss's laws for electricity and magnetism. Select all the correct statements that are implied Part (b) Part (a) Onone of the other choices are correct. inside the conductor both fields are inversely proportional to r. inside the conductor both fields are proportional to r. Magnetic monopoles (charges) do not exist. Magnetic monopoles (charges) exist. Ampère's law as an equality between an integral and another expression. The other expression is... (select the best choice) Olenc Ocolenc Electric charges do not exist. OBoth right sides are always zero. One right side is always zero and the other is not. Part (b) None of the other choices Question 2: The…arrow_forward
- Describe the magnetic field that exists between the plates of a charging or discharging capacitor with parallel circular plates. The magnetic field lines are straight lines perpendicular to the plates (ignoring fringing at the edges.) The magnetic field lines are straight lines parallel to the plates (ignoring fringing at the edges.) There is no magnetic field between the plates. The magnetic field lines are circles around an axis perpendicular to the plates (ignoring fringing at the edges.)arrow_forwardWhat is the magnetic field at point P shown below if a=3.39mm, b = 6.81mm, and the current 1=5,075A? Define positive as out of the page. Assume 3 significant digits and units of Tesla. b Pl —a—arrow_forwardQ3: A circular loop of 27 turns, made of tungsten wire, is placed in a magnetic field of 3.2 T. The loop is connected to a voltage of 0.170 V. If the length of wire is 5 m and its cross sectional area is 1.23 x 10-4 m², then calculate the maximum torque, produced in the loop. If same wire is converted into square loop with 55 turns and is connected to same voltage and put in same magnetic field, then which loop produces more maximum torque? (Resistivity of wire, p=5.6x10-8 N-m) Torque in the circular loop Torque in the square looparrow_forward
- Which of the following statements are correct about different unit combinations? There is more than one correct answer; points are deducted for wrong answers. A The units for thermal energy are the same as those for kinetic energy. B The force due to gravity is measured in different units than the electrostatic force. C Joules is the same as Coulombs times Volts. D Magnetic field can be measured in Volts per meter, E Kinetic energy uses different units than other forms of energy. F The units for force times distance ("Work") are the same as the units for momentum. G The units for momentum times units for velocity some out the same as units for electrical energy. H Ohms are equivalent to Watts per {Ampere squared}. I Momentum has the same untis as speed.arrow_forwardIf the temperature of the surface of the object is 568.1 °F , then calculate its value in K. O a. 606.39 O b. 499.18 O c. 570.83 O d. 24.83 A magnetic field of 7.1 T passes through a single loop square coil of side length 4.4 x 10-2 m which makes 46.8° angle with the area vector of the coil. Find the magnetic flux associated with the coil in Wb/m²? O a. 0.940951 O b. 0.013746 O c. 0.029546 O d. 0.009410arrow_forward1. The force between two long parallel conductors is 15 kg/meter. The conductor spacing is 10 cm. If one conductor carries twice the current of the other, calculate the current in each conductor.? 2.A solenoid 0.2m long has 1000 turns of wire and is oriented with its axis parallel to the earth's magnetic field at a place where the latter is 25micro tesla. What should be the current in the solenoid in order that the field exactly cancels the earth's field inside the solenoid.?arrow_forward
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