The Voltage and Power Ratings of a Particular Light Bulb,which

question 50

Multiple Choice

The voltage and power ratings of a particular light bulb,which are its normal operating values,are 110 V and 60 W.Assume the resistance of the filament of the bulb is constant and is independent of operating conditions.If the light bulb is operated with a current that is 50% of the current rating of the bulb,what is the actual power drawn by the bulb?

• A) 10 W
• B) 15 W
• C) 20 W
• D) 25 W
• E) 30 W

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Definitions:

Fat-soluble Vitamins

Vitamins A, D, E, and K, which are absorbed along with fats in the diet and can be stored in the body's fatty tissue.

Proteins

Large, complex molecules essential for the structure, function, and regulation of the body's cells, tissues, and organs.

Fiber

The tough, stringy part of vegetables and grains, which is not absorbed by the body but aids in a variety of bodily functions.

Adequate Water

Sufficient hydration necessary to maintain health, facilitating bodily functions and metabolism.