A Conducting Bar of Length L Rotates in a Counterclockwise

question 2

Multiple Choice

A conducting bar of length L rotates in a counterclockwise direction with a constant angular speed of +2.0 rad/s about a pivot P at one end,as shown.A uniform magnetic field (magnitude = 0.20 T) is directed into the paper.If L = 0.40 m,what is the potential difference,V_A − V_B?

• A)+24 mV
• B)−24 mV
• C)+16 mV
• D)−16 mV
• E)+32 mV

---

Definitions:

Self-Confident

Trusting in one's abilities, qualities, and judgment.

Resourceful

Having the ability to find quick and clever ways to overcome difficulties, often through innovative or creative thinking.

Weak Relationships

Connections between entities that are characterized by low levels of interaction, commitment, or intensity.

Creativity

The ability to generate new ideas, solutions, or approaches that are original, valuable, and useful in a specific context.