Examlex
Three resistors are connected across an ideal 2.0-V DC battery as shown in the figure.
(a) At what rate does the battery supply energy to the resistors?
(b) At what rate is heat produced in the 6.0-Ω resistor?
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Food products made from milk, such as cheese, butter, yoghurt, and ice cream.
Calcium
A mineral essential for bone health and the proper function of the heart, muscles, and nerves.
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Cells in the blood responsible for carrying oxygen from the lungs to the body's tissues and returning carbon dioxide from the tissues back to the lungs.
Iron
A metallic element essential for human health, used in the body to make hemoglobin for oxygen transport in the blood.
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