A Resistor Is Made of a Material That Has a Resistivity

question 16

Multiple Choice

A resistor is made of a material that has a resistivity that is proportional to the current going through it.If the voltage across the resistor is doubled,what happens to the power dissipated by it?

• A) It doubles.
• B) It quadruples.
• C) It increases by a factor of 2^3/2.
• D) It increases by a factor of 2^1/2.

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Definitions:

Eosinophils

A type of white blood cell, part of the immune response especially involved in fighting parasites and allergic reactions.

Neutrophils

A type of white blood cell important in the body's defense against infection by engulfing and destroying pathogens.

Hematocrit

The ratio of the volume of red blood cells to the total volume of blood, expressed as a percentage.

Red Blood Cells

Disc-shaped cells essential for transporting oxygen throughout the body using a protein called hemoglobin.