The Concentration of Photons in a Uniform Light Beam with a Wavelength

question 59

Multiple Choice

The concentration of photons in a uniform light beam with a wavelength of 500 nm is 1.7 *10¹³ m ^{- 3}.The intensity of the beam is:

• A)6.8 * 10 ^{- 6} W/m²
• B)3.2* 10² W/m²
• C)1.0 * 10³ W/m²
• D)2.0 *10³ W/m²
• E)4.0 F*10³ W/m²

---

Definitions:

Expanding Plant

The process of increasing the size or capacity of a manufacturing or production facility.

Product Price

The financial outlay necessary to acquire a certain item or service.

Competitive Firm

A business that operates in a market where it has multiple competitors, and no single firm can influence the market price of goods or services.

Short Run

A time period in economics where at least one input is fixed, restricting the ability to adjust production levels fully.