A fully charged mobile phone with a 12 V battery is good for a 20 minute talktime. Assume that, during the talk time, the battery delivers a constant current of 2 A and its voltage drops linearly from 12 V to 10 V as shown in the figure. How much energy does the battery deliver during this talk time

Comments and Answers (2)

Andy

Andy

What is the correct solution?

Priya

Priya

does anyone know the correct answer

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