A long, straight wire carries a current I as shown in the above figure. Which of the following statements is true regarding the magnetic field due to the current in the wire at point P (which is at distance r from the wire)? O The magnitude is proportional to I, but does not depend on r. O The magnitude is proportional to I'r, and the direction is into the page at P. O The magnitude is proportional to I'r, and the direction is out of the page at P. O The magnitude is proportional to Ir, and the direction is into the page at P. O The magnitude is proportional to I'r, and the direction is out of the page at P.
A long, straight wire carries a current I as shown in the above figure. Which of the following statements is true regarding the magnetic field due to the current in the wire at point P (which is at distance r from the wire)? O The magnitude is proportional to I, but does not depend on r. O The magnitude is proportional to I'r, and the direction is into the page at P. O The magnitude is proportional to I'r, and the direction is out of the page at P. O The magnitude is proportional to Ir, and the direction is into the page at P. O The magnitude is proportional to I'r, and the direction is out of the page at P.
Chapter12: Sources Of Magnetic Fields
Section: Chapter Questions
Problem 31P: Two long, straight wires are parallel and 10 cm apart. One cans a current of 2.0 A, the other a...
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A long, straight wire carries a current I as shown in the above figure. Which of the following statements is true regarding the magnetic field due to the current in the wire at point P
(which is at distance r from the wire)?
O The magnitude is proportional to I, but does not depend on r.
O The magnitude is proportional to I'r, and the direction is into the page at P.
O The magnitude is proportional to I'r, and the direction is out of the page at P.
O The magnitude is proportional to I'r, and the direction is into the page at P.
O The magnitude is proportional to I'r, and the direction is out of the page at P.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F19527c67-6bc5-4853-bf22-76895ab746f6%2Fc44ea93f-3931-46ae-9680-f43429f1e65d%2F4su97e_processed.jpeg&w=3840&q=75)
Transcribed Image Text:I
A long, straight wire carries a current I as shown in the above figure. Which of the following statements is true regarding the magnetic field due to the current in the wire at point P
(which is at distance r from the wire)?
O The magnitude is proportional to I, but does not depend on r.
O The magnitude is proportional to I'r, and the direction is into the page at P.
O The magnitude is proportional to I'r, and the direction is out of the page at P.
O The magnitude is proportional to I'r, and the direction is into the page at P.
O The magnitude is proportional to I'r, and the direction is out of the page at P.
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