Magnetic Field & Electromagnetism (AP (Advanced Placement) Physics(B-C)): Questions 1 - 3 of 56

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Question number: 1

» Magnetic Field & Electromagnetism

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MCQ▾

Question

Which of the following statements best describes Earth’s magnetic field?

Choices

Choice (5) Response

a.

Earth’s magnetic field lies along the direction that the north magnetic pole of a compass points.

b.

Earth’s magnetic field has its current south magnetic pole in northern Canada.

c.

Earth’s magnetic field may be related to an iron-nickel core and the spin of the planet.

d.

All a. , b. and c. are correct

e.

None of the above

Passage

Two current carrying wires

Two Current Carrying Wires

In figure two current carrying wires is shown.

Question number: 2 (1 of 2 Based on Passage) Show Passage

» Magnetic Field & Electromagnetism

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MCQ▾

Question

In the illustration, two parallel wires have currents of equal magnitude moving in opposite directions. What is the direction of the net magnetic field at point , which is located equidistant from the wires, due to the currents in the wires?

Choices

Choice (5) Response

a.

Into the page

b.

To the right

c.

There is not net magnetic field at point P.

d.

Out of the page

e.

None of the above

Question number: 3 (2 of 2 Based on Passage) Show Passage

» Magnetic Field & Electromagnetism

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MCQ▾

Question

In the illustration, the current in the bottom wire is switched so that the two parallel wires have currents of equal magnitude moving in the same direction. What is the direction of the net magnetic field at point , which is located equidistant from the wires, due to the currents in the wires?

Choices

Choice (5) Response

a.

Out of the page

b.

Into the page

c.

There is not net magnetic field at point P.

d.

To the right

e.

Question does not provide sufficient data or is vague