Two long straight current-carrying wires run parallel to each other. The current in one of the wires is 5.2 A, their separation is 4.8 cm and they repel each other with a force per unit length of 2.1 x 10-4 N/m. (a) Determine the current in the other wire. A (b) Determine if the currents are in the same or opposite direction. O opposite same (c) Determine what will happen if the direction of one current is reversed and tripled. (Select all that apply.) O The wires are repelled by each other. O The wires are attracted to each other. O The force per unit length is decreased by a factor of 3. O The force per unit length is increased by a factor of 3.
Two long straight current-carrying wires run parallel to each other. The current in one of the wires is 5.2 A, their separation is 4.8 cm and they repel each other with a force per unit length of 2.1 x 10-4 N/m. (a) Determine the current in the other wire. A (b) Determine if the currents are in the same or opposite direction. O opposite same (c) Determine what will happen if the direction of one current is reversed and tripled. (Select all that apply.) O The wires are repelled by each other. O The wires are attracted to each other. O The force per unit length is decreased by a factor of 3. O The force per unit length is increased by a factor of 3.
Physics for Scientists and Engineers with Modern Physics
10th Edition
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter28: Magnetic Fields
Section: Chapter Questions
Problem 46AP: Why is the following situation impossible? Figure P28.46 shows an experimental technique for...
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Transcribed Image Text:Two long straight current-carrying wires run parallel to each other. The current in one of the wires is 5.2 A, their separation is
4.8 cm and they repel each other with a force per unit length of 2.1 x 10-4 N/m.
(a) Determine the current in the other wire.
A
(b) Determine if the currents are in the same or opposite direction.
O opposite
same
(c) Determine what will happen if the direction of one current is reversed and tripled. (Select all that apply.)
O The wires are repelled by each other.
O The wires are attracted to each other.
O The force per unit length is decreased by a factor of 3.
O The force per unit length is increased by a factor of 3.
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