March 30, 2017

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The human brain consumes about 23.7 W of power under normal conditions, though more power may be required during exams. How long can one candy bar (332 Calories per bar) power the normally functioning brain? (Note: The nutritional Calorie is equivalent to 1000 calories (1 kcal) as defined in physics; 1 kcal = 4186 J).

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