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Author Question: What is the magnetic force on a 2.0-m length of (straight) wire carrying a current of 30 A in a ... (Read 81 times)

j.rubin

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on: Aug 6, 2020

Question 1

What is the kinetic energy of an electron that passes undeviated through perpendicular electric and magnetic fields if E = 4.0 kV/m and B = 8.0 mT?

◦
0.65 eV

◦
0.71 eV

◦
0.84 eV

◦
0.54 eV

◦
1.4 eV


Question 2

What is the magnetic force on a 2.0-m length of (straight) wire carrying a current of 30 A in a region where a uniform magnetic field has a magnitude of 55 mT and is directed at an angle of 20° away from the wire?

◦
1.5 N

◦
1.3 N

◦
1.1 N

◦
1.7 N

◦
3.1 N
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by j.rubin on Aug 6, 2020

Missbam101

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Reply #1 on: Aug 6, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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j.rubin

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Reply 2 on: Aug 6, 2020
Wow, this really help

bblaney

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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