You wrap a wire around a piece of iron. If you slowly increase the strength of an electric current flowing through the wire, you would expect _____.
2 answers:
The correct answer is A. the magnet to become stronger
If we wrap a wire around a piece of iron. If we slowly increase the strength of an electric current flowing through the wire, as a result the magnetic field become stronger so the most appropriate answer will be A. the magnet to become stronger.
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Answer:2250J
Explanation:
mass(m)=20kg
velocity(v)=15m/s
Kinetic energy=(m x v^2)/2
Kinetic energy =(20 x 15^2)/2
Kinetic energy =(20x15x15)/2
Kinetic energy=4500/2
Kinetic energy=2250J
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Energy can be one answer! There are many, but energy is a main one.
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