Find how long will the cassette operate at normal power

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Reference no: EM13272025

A walkers cassette player uses 4 AA batteries to provide 6 V to the player circuit. The four alkaline batteries cells store a total of 200 Watt-seconds of energy. If the cassette player is drawing a constant 10mA from the battery pack, how long will the cassette operate at normal power?

Reference no: EM13272025

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