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Tesla Model S Performance is equipped with an 85 kWh (310 MJ) battery pack composed of Li-ion cells. Calculate: (a) the minimum number of cells

Tesla Model S Performance is equipped with an 85 kWh (310 MJ) battery pack composed of Li-ion cells. Calculate:

(a) the minimum number of cells used in this battery pack if the nominal voltage and the capacity of each cell are 3.7 volts is 3,200 mAh respectively;

(b) the maximum power delivered by the battery pack if it is operating at 2C current and the average voltage of each cell is 3.2 volts.

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