Two Parallel Long Wires Carry the Same Current and Repel

question 22

Multiple Choice

Two parallel long wires carry the same current and repel each other with a force F per unit length.If both these currents are doubled and the wire separation tripled, the force per unit length becomes:

• A)2F/9
• B)4F/9
• C)2F/3
• D)4F/3
• E)6F

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Definitions:

Racist

Characterized by or showing prejudice, discrimination, or antagonism against someone of a different race based on the belief that one's own race is superior.

Sexist

Discriminating against people based on their sex, often holding stereotypes or prejudices towards a particular gender.

Cognitive Dissonance Theory

The idea that people have such distaste for perceiving inconsistencies in their beliefs, attitudes, and behavior that they will bias their own attitudes and beliefs to try to deny inconsistencies.

Attributional Ambiguity

A phenomenon whereby members of stigmatized groups often can be uncertain whether negative experiences are based on their own actions and abilities or are the result of prejudice.