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    Watts in Cassette Players

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    A walker's cassette tape player uses 4 AA batteries in series to provide 6V to the player circuit. The four alkaline battery cells store a total of 200 watts-second of energy. The cassette player is drawing a constant 10ma from the battery pack, what is the normal operating power of the cassette?

    a) 0.06W
    b) 0.6W
    c) 6W
    d) 200W

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    Solution Summary

    This solution provides the amount of watts found in a cassette player with parameters of alkaline batteries and watts given.