Physics, 25.11.2020 08:10 emmaschloegl21x
Under what conditions does moving electric charge produce a magnetic force
in a copper wire?
A. Under any conditions
B. Only when the wire is connected to the magnet
C. Only when the wire is wrapped around an iron bar
D. Only when the wire is coiled
Answers: 3
Physics, 22.06.2019 05:00
Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct
Answers: 1
Physics, 22.06.2019 12:00
This is for my 8th grade science class, i really don’t understand. can someone me? , lol.
Answers: 1
Physics, 22.06.2019 14:30
What is the relationship between the direction of motion of the balloon and the wind currents
Answers: 1
Under what conditions does moving electric charge produce a magnetic force
in a copper wire?
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