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A circular wire loop 51 cm in diameter has resistance 120 Ω and lies in a horizontal plane. A uniform magnetic field points vertically downward, and in 25 ms it increases linearly from 5.0 mT to 55 mT A. Find the magnetic flux through the loop at the beginning. B. Find the magnetic flux through the loop at the end of the 25-ms period. C. What's the loop current during this time?

A circular wire loop 51 cm in diameter has resistance 120 Ω and lies in a horizontal plane. A uniform magnetic field points vertically downward, and in 25 ms it increases linearly from 5.0 mT to 55 mT A. Find the magnetic flux through the loop at the beginning. B. Find the magnetic flux through the loop at the end of the 25-ms period. C. What's the loop current during this time?

Principles of Physics: A Calculus-Based Text
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 28P
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A circular wire loop 51 cm in diameter has resistance 120 Ω and lies in a horizontal plane. A uniform magnetic field points vertically downward, and in 25 ms it increases linearly from 5.0 mT to 55 mT

A. Find the magnetic flux through the loop at the beginning.

B. Find the magnetic flux through the loop at the end of the 25-ms period.

C. What's the loop current during this time?

A circular wire loop 51 cm in diameter has resistance 120 and lies in a horizontal plane. A uniform magnetic field points vertically downward, and in 25 ms it increases linearly from 5.0 mT to 55 mT. Part A Find the magnetic flux through the loop at the beginning. Express your answer in milliwebers. IVE ΑΣΦ/Φ Φ = Submit Part B Previous Answers Request Answer X Incorrect; Try Again; 28 attempts remaining ? Þ₂ = Find the magnetic flux through the loop at the end of the 25-ms period. Express your answer in milliwebers. VE ΑΣΦ mWb ? mWb
Transcribed Image Text:A circular wire loop 51 cm in diameter has resistance 120 and lies in a horizontal plane. A uniform magnetic field points vertically downward, and in 25 ms it increases linearly from 5.0 mT to 55 mT. Part A Find the magnetic flux through the loop at the beginning. Express your answer in milliwebers. IVE ΑΣΦ/Φ Φ = Submit Part B Previous Answers Request Answer X Incorrect; Try Again; 28 attempts remaining ? Þ₂ = Find the magnetic flux through the loop at the end of the 25-ms period. Express your answer in milliwebers. VE ΑΣΦ mWb ? mWb
A circular wire loop 51 cm in diameter has resistance 120 2 and lies in a horizontal plane. A uniform magnetic field points vertically downward, and in 25 ms it increases linearly from 5.0 mT to 55 mT. ▼ Part C What's the loop current during this time? Express your answer with the appropriate units. I = Submit Part D Value ЦА Request Answer Submit Units wwwww Which way does this current flow? Select the correct answer and explanation. Previous Answers ? O I is clockwise when viewed from above the loop because induced field is downward. O I is counterclockwise when viewed from above the loop because induced field is downward. O I is clockwise when viewed from above the loop because induced field is upward. ⒸI is counterclockwise when viewed from above the loop because induced field is upward.
Transcribed Image Text:A circular wire loop 51 cm in diameter has resistance 120 2 and lies in a horizontal plane. A uniform magnetic field points vertically downward, and in 25 ms it increases linearly from 5.0 mT to 55 mT. ▼ Part C What's the loop current during this time? Express your answer with the appropriate units. I = Submit Part D Value ЦА Request Answer Submit Units wwwww Which way does this current flow? Select the correct answer and explanation. Previous Answers ? O I is clockwise when viewed from above the loop because induced field is downward. O I is counterclockwise when viewed from above the loop because induced field is downward. O I is clockwise when viewed from above the loop because induced field is upward. ⒸI is counterclockwise when viewed from above the loop because induced field is upward.
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