The Critical Angle for a Beam of Light Passing from Water

question 6

Multiple Choice

The critical angle for a beam of light passing from water into air is 48.8°.This means that all light rays with an angle of incidence in the water that is greater than 48.8° will be

• A)totally absorbed by the water.
• B)totally reflected.
• C)partially reflected and partially transmitted.
• D)totally transmitted.

---

Definitions:

Capital Budgeting

The process of planning and evaluating investments in long-term assets and projects to generate value over time.

Straight-Line Depreciation

A method of depreciation where an asset's cost is evenly spread across its estimated useful life.

Net Present Value

A financial metric that evaluates the profitability of an investment or project by calculating the difference between the present value of cash inflows and outflows over a period.

Capital Budgeting

The strategy of organizing and overseeing a firm's extended investments in significant projects or assets.