When a roller coster goes down hill all its stored energy is bieng used as electricity is bieng converted into energy (moving)
Answer:
The poles of the magnetic field generated around the armature are attracted to the opposite poles of the permanent magnet. As the opposite poles align, the commutator reverses the current direction so like poles are aligned and the armature continues to spin.
Explanation:
Answer:
Explanation:
<h3>for average velocity we use this formula V Vavg =V1+V2<u>
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