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During electrical storms, a bolt of lightning can transfer rge in 2.0 us (the amount and time can vary considerably). We can model such a bolt as a very long current- carrying wire. Assume that Earth's magnetic field is about 50 μ.Τ. 1) What is the magnetic field 1.0 m from such a bolt? (Express your answer to two significant figures.) 1 T Submit Your submissions 1 Computed value: 1 Submitted: Saturday, May 21 at 10:37 PM Feedback: Right answer! 2) What is the field 1.0 km away? (Express your answer to two significant figures.) 1.0*10^10 mT Submit Your submissions 1.0*10^10 X Computed value: 10000000000 Submitted: Saturday, May 21 at 10:38 PM Feedback: It appears you have made a power of ten error. 3) How does the magnetic field 1.0 m from such a bolt compare with Earth's magnetic field? Find B/B Earth. Suppose that the magnitude of Earth's magnetic field of about 5 x 10 -5 T. (Express your answer to two significant figures.) 3.3*10^4 X10³ Submit X Your submissions 3.3*10^4 Computed value: 33000 Feedback: Submitted: Saturday, May 21 at 10:39 PM 4) How does the magnetic field 1.0 km from such a bolt compare with Earth's magnetic field? Find B/B Earth. (Express your answer to two significant figures.) 33 Submit Your submissions 33 X Submitted: Saturday, May 21 at 10:39 PM Computed value: 33 Feedback: 5) Compare the magnetic field 1.0 m from such a bolt with the magnetic field produced by a typical household current of 10 A in a very long wire at the same distance. Find B/Bwire. (Express your answer to two significant figures.) X105 Submit 6) How close would you have to get to the long wire with the current of 10 A for its magnetic field to be the same as the field produced by the lightning bolt at 1.0 km from the bolt? (Express your answer to two significant figures.) mm Submit +

During electrical storms, a bolt of lightning can transfer rge in 2.0 us (the amount and time can vary considerably). We can model such a bolt as a very long current- carrying wire. Assume that Earth's magnetic field is about 50 μ.Τ. 1) What is the magnetic field 1.0 m from such a bolt? (Express your answer to two significant figures.) 1 T Submit Your submissions 1 Computed value: 1 Submitted: Saturday, May 21 at 10:37 PM Feedback: Right answer! 2) What is the field 1.0 km away? (Express your answer to two significant figures.) 1.0*10^10 mT Submit Your submissions 1.0*10^10 X Computed value: 10000000000 Submitted: Saturday, May 21 at 10:38 PM Feedback: It appears you have made a power of ten error. 3) How does the magnetic field 1.0 m from such a bolt compare with Earth's magnetic field? Find B/B Earth. Suppose that the magnitude of Earth's magnetic field of about 5 x 10 -5 T. (Express your answer to two significant figures.) 3.3*10^4 X10³ Submit X Your submissions 3.3*10^4 Computed value: 33000 Feedback: Submitted: Saturday, May 21 at 10:39 PM 4) How does the magnetic field 1.0 km from such a bolt compare with Earth's magnetic field? Find B/B Earth. (Express your answer to two significant figures.) 33 Submit Your submissions 33 X Submitted: Saturday, May 21 at 10:39 PM Computed value: 33 Feedback: 5) Compare the magnetic field 1.0 m from such a bolt with the magnetic field produced by a typical household current of 10 A in a very long wire at the same distance. Find B/Bwire. (Express your answer to two significant figures.) X105 Submit 6) How close would you have to get to the long wire with the current of 10 A for its magnetic field to be the same as the field produced by the lightning bolt at 1.0 km from the bolt? (Express your answer to two significant figures.) mm Submit +

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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During electrical storms, a bolt of lightning can transfer rge in 2.0 us (the amount and time can vary considerably). We can model such a bolt as a very long current- carrying wire. Assume that Earth's magnetic field is about 50 μ.Τ. 1) What is the magnetic field 1.0 m from such a bolt? (Express your answer to two significant figures.) 1 T Submit Your submissions 1 Computed value: 1 Submitted: Saturday, May 21 at 10:37 PM Feedback: Right answer! 2) What is the field 1.0 km away? (Express your answer to two significant figures.) 1.0*10^10 mT Submit Your submissions 1.0*10^10 | X Computed value: 10000000000 Submitted: Saturday, May 21 at 10:38 PM Feedback: It appears you have made a power of ten error. 3) How does the magnetic field 1.0 m from such a bolt compare with Earth's magnetic field? Find B/B Earth. Suppose that the magnitude of Earth's magnetic field of about 5 x 10 -5 T. (Express your answer to two significant figures.) 3.3*10^4 X10³ Submit Your submissions 3.3*10^4 | X Computed value: 33000 Feedback: Submitted: Saturday, May 21 at 10:39 PM 4) How does the magnetic field 1.0 km from such a bolt compare with Earth's magnetic field? Find B/B Earth. (Express your answer to two significant figures.) 33 Submit Your submissions 33 X Submitted: Saturday, May 21 at 10:39 PM Computed value: 33 Feedback: 5) Compare the magnetic field 1.0 m from such a bolt with the magnetic field produced by a typical household current of 10 A in a very long wire at the same distance. Find B/Bwire. (Express your answer to two significant figures.) ×105 Submit 6) How close would you have to get to the long wire with the current of 10 A for its magnetic field to be the same as the field produced by the lightning bolt at 1.0 km from the bolt? (Express your answer to two significant figures.) mm Submit
Transcribed Image Text:During electrical storms, a bolt of lightning can transfer rge in 2.0 us (the amount and time can vary considerably). We can model such a bolt as a very long current- carrying wire. Assume that Earth's magnetic field is about 50 μ.Τ. 1) What is the magnetic field 1.0 m from such a bolt? (Express your answer to two significant figures.) 1 T Submit Your submissions 1 Computed value: 1 Submitted: Saturday, May 21 at 10:37 PM Feedback: Right answer! 2) What is the field 1.0 km away? (Express your answer to two significant figures.) 1.0*10^10 mT Submit Your submissions 1.0*10^10 | X Computed value: 10000000000 Submitted: Saturday, May 21 at 10:38 PM Feedback: It appears you have made a power of ten error. 3) How does the magnetic field 1.0 m from such a bolt compare with Earth's magnetic field? Find B/B Earth. Suppose that the magnitude of Earth's magnetic field of about 5 x 10 -5 T. (Express your answer to two significant figures.) 3.3*10^4 X10³ Submit Your submissions 3.3*10^4 | X Computed value: 33000 Feedback: Submitted: Saturday, May 21 at 10:39 PM 4) How does the magnetic field 1.0 km from such a bolt compare with Earth's magnetic field? Find B/B Earth. (Express your answer to two significant figures.) 33 Submit Your submissions 33 X Submitted: Saturday, May 21 at 10:39 PM Computed value: 33 Feedback: 5) Compare the magnetic field 1.0 m from such a bolt with the magnetic field produced by a typical household current of 10 A in a very long wire at the same distance. Find B/Bwire. (Express your answer to two significant figures.) ×105 Submit 6) How close would you have to get to the long wire with the current of 10 A for its magnetic field to be the same as the field produced by the lightning bolt at 1.0 km from the bolt? (Express your answer to two significant figures.) mm Submit
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