You can find electric power lines under the ground by looking for magnetic fields at ground level. this is best explained by which of these statements?
a) all wires have magnetic materials in them.
b) an electric current in a wire produces a magnetic field.
c) the power company puts magnets to find the power lines.
d) the iron in the ground is disturbed by the power lines creating magnetic fields.
Answers: 1
Another question on Physics
Physics, 22.06.2019 04:40
Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely
Answers: 1
Physics, 22.06.2019 05:10
Which situation will have the highest resistance? a.long wire and high temperatureb.short wire and high temperaturec.long wire and cold temperaturedshort wire and low temperature
Answers: 2
Physics, 22.06.2019 14:00
Estimate the change in the gibbs energy and molar gibbs energy of 1.0dm3 of octane when the pressure acting on it is increased from 1.0 atm to 100 atm. the mass density of octane is 0.703 g cm−3
Answers: 3
Physics, 22.06.2019 21:20
Would it be correct to say the doppler effect is the apparent change in the speed of a wave due to the motion of the source? be sure to fully explain your position using at least 3 complete content related sentences.
Answers: 3
You know the right answer?
You can find electric power lines under the ground by looking for magnetic fields at ground level. t...
Questions
Mathematics, 31.01.2021 17:20
Biology, 31.01.2021 17:20
History, 31.01.2021 17:20
English, 31.01.2021 17:20
Chemistry, 31.01.2021 17:20
Mathematics, 31.01.2021 17:20
Medicine, 31.01.2021 17:20
English, 31.01.2021 17:20
Mathematics, 31.01.2021 17:30
Physics, 31.01.2021 17:30
