The Nichrome Heating Element in an Electric Drier Operates on 240

question 111

Multiple Choice

The nichrome heating element in an electric drier operates on 240 V and generates heat at the rate of 2.0 kW.The heating element shorts out and,in repairing it,the repairman shortens the nichrome wire by 10%.(Assume the temperature is unchanged.In reality,the resistivity of the wire will depend on its temperature. ) What effect will the repair have on the power dissipated in the heating element?

• A)The power is still 2.0 kW.
• B)The power increases to 2.2 kW.
• C)The power decreases to 1.8 kW.
• D)None of the given answers is correct.

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Definitions:

Ph.D. in Psychology

A Doctor of Philosophy degree in the field of psychology, which represents the highest level of education, emphasizing research, theory, and practice in understanding human behavior.

Bachelor's Degree

An undergraduate academic degree awarded by colleges and universities upon completion of a course of study lasting three to seven years, depending on the area of study.

Kenneth Clark

An American psychologist who, with his wife Mamie Clark, played a key role in the Brown v. Board of Education case with their research on racial bias in education.

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The enforced separation of different racial groups within a community, institution, or country.