Ohn explains to jasmine after the battery in his

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Reference no: EM13345364

Ohn "explains" to Jasmine, after the battery in his calculator died, that a 9 Volt battery can be used to charge a 1.5 Volt battery simply by connecting their negative terminals together and connecting a large resistor between their positive terminals. Jasmine said that her friend Sven said that you need more than one resistor, like in the circuit drawn below. Who is right, John or Sven? Why? What value should Sven use for R

Reference no: EM13345364

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