Light Beams a and B Have the Same Intensity but the Wavelength

question 58

Multiple Choice

Light beams A and B have the same intensity but the wavelength associated with beam A is longer than that associated with beam B.The photon flux (number crossing a unit area per unit time) is:

• A)greater for A than for B
• B)greater for B than for A
• C)the same for A and B
• D)greater for A than for B only if both have short wavelengths
• E)greater for B than for A only if both have short wavelengths

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Definitions:

Operating Leverage

The degree to which a company can increase its profits by increasing sales, reflecting how fixed costs are leveraged against sales volume.

Fixed Expenses

Costs that do not vary with the level of production or sales over a short period, such as rent or salaries.

Cost Structure

The relative proportion of fixed, variable, and mixed costs in an organization.

Advertising Budget

The allocation of funds toward promotional activities intended to communicate the value of products or services to customers.