Current Attempt in Progress The figure shows a rod of length L = 9.00 cm that is forced to move at constant speed v = 5.78 m/s along horizontal rails. The rod, rails, and connecting strip at the right form a conducting loop. The rod has resistance 0.444 02; the rest of the loop has negligible resistance. A current i= 137 A through the long straight wire at distance a = 13.4 mm from the loop sets up a (nonuniform) magnetic field throughout loop. Find the (a) magnitude of the emf and (b) current induced in the loop. (c) At what rate is thermal energy generated in the rod? (d) What is the magnitude of the force that must be applied to the rod to make it move at constant speed? (e) At what rate does this force do work on the rod?
Current Attempt in Progress The figure shows a rod of length L = 9.00 cm that is forced to move at constant speed v = 5.78 m/s along horizontal rails. The rod, rails, and connecting strip at the right form a conducting loop. The rod has resistance 0.444 02; the rest of the loop has negligible resistance. A current i= 137 A through the long straight wire at distance a = 13.4 mm from the loop sets up a (nonuniform) magnetic field throughout loop. Find the (a) magnitude of the emf and (b) current induced in the loop. (c) At what rate is thermal energy generated in the rod? (d) What is the magnitude of the force that must be applied to the rod to make it move at constant speed? (e) At what rate does this force do work on the rod?
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter30: Magnetic Fields And Forces
Section: Chapter Questions
Problem 92PQ
Related questions
Question
![Current Attempt in Progress
The figure shows a rod of length L = 9.00 cm that is forced to move at constant speed v = 5.78 m/s along horizontal rails. The rod, rails,
and connecting strip at the right form a conducting loop. The rod has resistance 0.444 02; the rest of the loop has negligible resistance.
A current i= 137 A through the long straight wire at distance a = 13.4 mm from the loop sets up a (nonuniform) magnetic field
throughout loop. Find the (a) magnitude of the emf and (b) current induced in the loop. (c) At what rate is thermal energy generated in
the rod? (d) What is the magnitude of the force that must be applied to the rod to make it move at constant speed? (e) At what rate
does this force do work on the rod?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd51dfad3-098f-4034-9e9b-d0ea2bfb8f66%2Fb5b0424a-ba87-4a34-b99b-eaef96f47a44%2Fjes5d2q_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Current Attempt in Progress
The figure shows a rod of length L = 9.00 cm that is forced to move at constant speed v = 5.78 m/s along horizontal rails. The rod, rails,
and connecting strip at the right form a conducting loop. The rod has resistance 0.444 02; the rest of the loop has negligible resistance.
A current i= 137 A through the long straight wire at distance a = 13.4 mm from the loop sets up a (nonuniform) magnetic field
throughout loop. Find the (a) magnitude of the emf and (b) current induced in the loop. (c) At what rate is thermal energy generated in
the rod? (d) What is the magnitude of the force that must be applied to the rod to make it move at constant speed? (e) At what rate
does this force do work on the rod?
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