EBK PHYSICAL SCIENCE
11th Edition
ISBN: 8220103146722
Author: Tillery
Publisher: YUZU
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Textbook Question
Chapter 6, Problem 9AC
What type of
a. ac
b. dc
c. 60 Hz
d. 120 Hz
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the answer is not 0.39 or 0.386
Find the total capacitance in micro farads of the combination of capacitors shown in the figure below.
2.01
0.30 µF
2.5 µF
10 μF
× HF
I do not understand the process to answer the second part of question b. Please help me understand how to get there!
Chapter 6 Solutions
EBK PHYSICAL SCIENCE
Ch. 6 - 1. Electrostatic charge results from
a. transfer...Ch. 6 - 2. The unit of electric charge is the
a. volt.
b....Ch. 6 - 3. An electric field describes the condition of...Ch. 6 - 4. A material that has electrons that are free to...Ch. 6 - 5. An example of an electrical insulator is
a....Ch. 6 - 6. The electrical potential difference between two...Ch. 6 - 7. The rate at which an electric current flows...Ch. 6 - 8. The law that predicts the behavior of...Ch. 6 - 9. What type of electric current is produced by...Ch. 6 - 10. The electrical resistance of a conductor is...
Ch. 6 - 11. According to Ohm’s law, what must be greater...Ch. 6 - 12. A kilowatt-hour is a unit of
a. power.
b....Ch. 6 - 13. If you multiply volts by amps, the answer will...Ch. 6 - 14. Units of joules per second are a measure...Ch. 6 - 15. A lodestone is a natural magnet that...Ch. 6 - The north pole of a suspended or floating bar...Ch. 6 - 17. A current-carrying wire always has
a. a...Ch. 6 - 18. Magnetism is produced by
a. an excess of north...Ch. 6 - 19. Earth's magnetic field
a. has undergone many...Ch. 6 - 20. The strength of a magnetic field around a...Ch. 6 - 21. Reverse the direction of a current in a wire,...Ch. 6 - 22. The operation of which of the following...Ch. 6 - Prob. 23ACCh. 6 - When a loop of wire cuts across magnetic field...Ch. 6 - 25. A step-up transformer steps up the
a....Ch. 6 - Prob. 26ACCh. 6 - 27. Electric power companies step up the voltage...Ch. 6 - 28. A solar cell
a. produces electricity...Ch. 6 - 29. Which of the following is most likely to...Ch. 6 - 30. Which of the following units are measures of...Ch. 6 - 31. You are using which description of a current...Ch. 6 - 32. In an electric current, the electrons are...Ch. 6 - 33. In which of the following currents is there no...Ch. 6 - Prob. 34ACCh. 6 - 35. A permanent magnet has magnetic properties...Ch. 6 - 36. A current-carrying wire has a magnetic field...Ch. 6 - 37. When an object acquires a negative charge, it...Ch. 6 - 38. A positive and a negative charge are initially...Ch. 6 - 39. To be operational, a complete electric circuit...Ch. 6 - 40. Which variable is inversely proportional to...Ch. 6 - 41. Which of the following is not considered to...Ch. 6 - 42. A piece of iron can be magnetized or...Ch. 6 - 43. Earth’s magnetic field is believed to...Ch. 6 - 44. Electromagnetic induction takes place...Ch. 6 - 45. The current in the secondary coil of a...Ch. 6 - 46. An electromagnet uses.
a. a magnetic field to...Ch. 6 - 47. A transformer.
a. changes the voltage of a...Ch. 6 - 48. A parallel circuit has
a. wires that are lined...Ch. 6 - 49. In which type of circuit would you expect a...Ch. 6 - 50. In which type of circuit would you expect the...Ch. 6 - 1. Explain why a balloon that has been rubbed...Ch. 6 - 2. Explain what is happening when you walk across...Ch. 6 - 3. Why does a positively or negatively charged...Ch. 6 - 4. Explain how you that it is an electric field,...Ch. 6 - 5. Is a kWh a unit of power or a unit of work?...Ch. 6 - 6. What is the difference between ac and dc?
Ch. 6 - Prob. 7QFTCh. 6 - 8. How is an unmagnetized piece of iron different...Ch. 6 - 9. Explain why the electric utility company...Ch. 6 - 10. Describe how an electric generator is able to...Ch. 6 - Prob. 11QFTCh. 6 - 12. Explain what causes an electron to move toward...Ch. 6 - 1. Explain how the model of electricity as...Ch. 6 - 2. What are the significant similarities and...Ch. 6 - 3. Transformers usually have signs warning,...Ch. 6 - 4. Will a fuel cell be the automobile engine of...Ch. 6 - 5. Analyze the apparent contradiction in the...Ch. 6 - 6. What are the basic similarities and differences...Ch. 6 - 7. What are the advantages and disadvantages of...Ch. 6 - 1. An inflated rubber balloon is rubbed with a...Ch. 6 - 2. What is the force between two balloons with a...Ch. 6 - 3. How much energy is available from a 12 V...Ch. 6 - 4. A wire carries a current of 2.0 A. at what rate...Ch. 6 - Prob. 5PEBCh. 6 - 6. There is a current of 0.83 A through a...Ch. 6 - 7. What is the voltage across a 60.0 resistor with...Ch. 6 - 7. What is the voltage across a 60.0 resistor...Ch. 6 - 9. A lightbulb designed to operate in a 120.0 V...Ch. 6 - 10. What is the monthly energy cost of leaving a...Ch. 6 - 11. An electric motor draws a current of 11.5 A in...Ch. 6 - 12. A swimming pool requiring a 2.0 hp motor to...Ch. 6 - 13. Is it possible for two people to...Ch. 6 - 14. A step-up transformer has a primary coil with...Ch. 6 - 15. The step-down transformer in a local...Ch. 6 - 16. A step-down transformer connected to a 120 V...Ch. 6 - 17. What is the power of an 8.0-ohm bulb when...
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- Rank the six combinations of electric charges on the basis of the electric force acting on 91. Define forces pointing to the right as positive and forces pointing to the left as negative. Rank in increasing order by placing the most negative on the left and the most positive on the right. To rank items as equivalent, overlap them. ▸ View Available Hint(s) [most negative 91 = +1nC 92 = +1nC 91 = -1nC 93 = +1nC 92- +1nC 93 = +1nC -1nC 92- -1nC 93- -1nC 91= +1nC 92 = +1nC 93=-1nC 91 +1nC 92=-1nC 93=-1nC 91 = +1nC 2 = −1nC 93 = +1nC The correct ranking cannot be determined. Reset Help most positivearrow_forwardPart A Find the x-component of the electric field at the origin, point O. Express your answer in newtons per coulomb to three significant figures, keeping in mind that an x component that points to the right is positive. ▸ View Available Hint(s) Eoz = Η ΑΣΦ ? N/C Submit Part B Now, assume that charge q2 is negative; q2 = -6 nC, as shown in (Figure 2). What is the x-component of the net electric field at the origin, point O? Express your answer in newtons per coulomb to three significant figures, keeping in mind that an x component that points to the right is positive. ▸ View Available Hint(s) Eoz= Η ΑΣΦ ? N/Carrow_forward1. A charge of -25 μC is distributed uniformly throughout a spherical volume of radius 11.5 cm. Determine the electric field due to this charge at a distance of (a) 2 cm, (b) 4.6 cm, and (c) 25 cm from the center of the sphere. (a) = = (b) E = (c)Ẻ = = NC NC NCarrow_forward
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What is Electromagnetic Induction? | Faraday's Laws and Lenz Law | iKen | iKen Edu | iKen App; Author: Iken Edu;https://www.youtube.com/watch?v=3HyORmBip-w;License: Standard YouTube License, CC-BY