The figure below shows a long straight wire just touching a circular loop carrying a current I1 = 3.14 A in the counterclockwise direction. Both lie in the same plane.(a) What direction must the current I2 in the straight wire have in order to create a magnetic field at the center of the loop in the direction opposite to that created by the loop?from right to leftfrom left to right(b) What current must the long straight wire carry in order have zero net magnetic field strength at the center of the loop?A The figure below shows a long straight wire just touching a circular loop carrying a current I, = 3.14 A in the counterclockwise direction. Both lie in the same plane.(a) What direction must the current I, in the straight wire have in order to create a magnetic field at the center of the loop in the direction opposite to that created by the loop?O from right to leftO from left to right(b) What current must the long straight wire carry in order have zero net magnetic field strength at the center of the loop?

The current in the circular loop is denoted by I1 = 3.14 A in counterclockwise direction. Assume the…

Answered: The figure below shows a long straight…

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter22: Magnetic Forces And Magnetic Fields

Section: Chapter Questions

Problem 51P

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The figure below shows a long straight wire just touching a circular loop carrying a current I1 = 3.14 A in the counterclockwise direction. Both lie in the same plane.

(a) What direction must the current I2 in the straight wire have in order to create a magnetic field at the center of the loop in the direction opposite to that created by the loop?
from right to left
from left to right

(b) What current must the long straight wire carry in order have zero net magnetic field strength at the center of the loop?
A

The figure below shows a long straight wire just touching a circular loop carrying a current I, = 3.14 A in the counterclockwise direction. Both lie in the same plane.
(a) What direction must the current I, in the straight wire have in order to create a magnetic field at the center of the loop in the direction opposite to that created by the loop?
O from right to left
O from left to right
(b) What current must the long straight wire carry in order have zero net magnetic field strength at the center of the loop?

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