AP Physics B Practice Exam

Category - Introductory Physics

Which of the following would be an advantage of using a 42 V battery in a car instead of a 12 V battery?
  1. It would allow carmakers to use fewer circuits.
  2. It would eliminate the use of generators and alternators.
  3. It would produce the same amount of power using less current.
  4. It would produce the same amount of power using more current.
Explanation
Answer: C - It would produce the same amount of power using less current.
Was this helpful? Upvote!
Login to contribute your own answer or details

Top questions

Related questions

Most popular on PracticeQuiz