A Laser Emits a 5

question 14

Multiple Choice

A laser emits a 5.0 × 10³-J pulse of light that has a wavelength of 480 nm.Determine the number of photons in the pulse.

• A)5.2 × 10¹⁶
• B)2.5 × 10¹⁹
• C)1.2 × 10²²
• D)3.1 × 10²²
• E)8.1 × 10²⁴

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Definitions:

Crossover Rate

The rate at which two different projects achieve the same net present value, often used in capital budgeting.

Capital Budgeting

The process by which a business evaluates and selects long-term investments that are worth more than their cost, considering the potential for profitability and risk.

Corporate Finance

The division of finance that deals with financing, capital structuring, and investment decisions in corporations.

Optimal Choice

The best possible selection among various alternatives based on certain criteria or constraints.