A circular loop of wire carries current in a

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Physics for Scientists and Engineers with Modern Physics
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Chapter 29 / Exercise 29.1
Physics for Scientists and Engineers with Modern Physics
Jewett/Serway
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11. A circular loop of wire carries current in a counterclockwise direction. The loop is placed in a uniform magnetic field directed into the page. What is the effect of the magnetic force on the loop due to the field? a. Rotates with respect to its axis b. Rotates with respect to its diameter c. Contracts in size d. Expands in size
12. Shown above are two identical bar magnets that are fixed in place with a proton moving to the right about to enter the region between these two magnets. Which statement below best describes what happens to the proton while travelling in between the magnets?
© njctl.org AP Physics 2 Magnetism
We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
Physics for Scientists and Engineers with Modern Physics
The document you are viewing contains questions related to this textbook.
Chapter 29 / Exercise 29.1
Physics for Scientists and Engineers with Modern Physics
Jewett/Serway
Expert Verified
Questions 13-1 4 A magnetic field is created by the two parallel currents flowing in opposite directions. 13. At what point is the magnetic field the greatest in magnitude?
14. What is the direction of the net magnetic field at point B?
15. Two parallel wires carry current in opposite directions. What is the direction of the magnetic force on the current going into the page due to the current going out of the page? a. Left b. Right c. Top of the page d. Bottom of the page
© njctl.org AP Physics 2 Magnetism
16. An electron enters a uniform electric field perpendicular to the field lines. What must be the direction of the magnetic field in order to cancel the electric force effect?
17. An electron enters a uniform electric field perpendicular to the field lines. What is the magnitude of the magnetic field if the electric effect completely canceled?
18. What is the magnitude of the magnetic field at point B produced by a current I if the magnitude of the field at point A is B 0 ?
19. Two parallel wires carry currents I 1 and I 2 in the same direction and separated by a distance d. The magnitude of the magnetic force between the wires is F 0 . What is the force between the wires if each current is doubled and the separation is quadrupled? © njctl.org AP Physics 2 Magnetism
a. 2F 0 b. 4F 0 c. F 0 d. F 0 /2
Questions 20-2 2 Shown above is a mass spectrometer with a positively charged particle placed in between two charged plates. The magnetic field is uniform and directed out of the page.

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