Aportable CD player uses a current of 7.5 mAat a potential
Chapter 21, Problem 107(choose chapter or problem)
Aportable CD player uses a current of 7.5 mAat a potential difference of 3.5 V. (a) How much energy does the player use in 35 s? (b)Suppose the player has a mass of 0.65 kg. For what length of time could the player operate on the energy required to lift it through a height of 1.0 m?
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer