A Conducting Bar of Length L Rotates with a Constant

question 6

Multiple Choice

A conducting bar of length L rotates 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, VA - VP?

• A)(-12 m
• B)+8.0 mV
• C)(-8.0 m
• D)+12 mV
• E)(-16 m

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Definitions:

Maximise

To increase to the greatest possible amount or degree.

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Resources or factors used in the production process to generate output, such as labor, capital, and materials.

Marginal Product

Marginal product refers to the additional output that is generated by employing one more unit of a particular input, holding the quantities of other inputs constant.

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Materials, either natural or synthetic, applied to soils or directly to plants, to supply nutrients essential for growth.