Physics, 12.10.2020 01:01 kileykittykt8184
When the motor below is connected to the battery, the iron bar and copper coil spin in a circle.
If no energy is lost as heat and no electrical energy remains after it runs through the coil, how much of the electrical energy flowing through the copper wire is transformed into mechanical energy?
A.
all of it
B.
half of it
C.
none of it
D.
a tiny fraction of it
Answers: 2
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When the motor below is connected to the battery, the iron bar and copper coil spin in a circle.
If...
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