In the Figure, a C-Shaped Conductor Is in a Uniform

question 19

Multiple Choice

In the figure, a C-shaped conductor is in a uniform magnetic field B, which is increasing. The polarity of the induced emf in terminals X and Y is

• A) X and Y are at the same potential.
• B) X is positive and Y is negative.
• C) X is negative and Y is positive.

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Definitions:

Long Run

Refers to a period during which all factors of production and costs are variable, allowing full adjustment to production decisions.

Fixed Costs

Expenses that remain constant regardless of the amount of goods or services produced, like lease payments or wages.

Long-Run Average Cost Curve

A curve that shows the lowest average cost at which a firm can produce any given level of output in the long run, when all inputs are variable.

Short-Run

A period during which at least one input (for example, plant size, machinery) in the production process is fixed and cannot be changed.