Answer:
which pic...? there is no picture attached to your question
Answer:
3 hours
Explanation:
180 divided by 60 (mph means miles per hours by the way)
Answer:
5kg
Explanation:
The cart with the least amount of mass will result in the fastest acceleration.
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1) Increasing the current flow
2) Increasing the number of coils
3) Passing an 'iron core' through the coil of the electromagnet
