A Reflected Ray of Light Leaves a Plane Mirror's Surface

question 61

Multiple Choice

A reflected ray of light leaves a plane mirror's surface at an angle of 30° relative to the normal. The angle of incidence was

• A) 30° relative to the surface.
• B) 60° relative to the normal.
• C) 90° from the surface.
• D) none of these.

---

Definitions:

Economic Development

Economic Development involves efforts that seek to improve the economic well-being and quality of life for a community by creating and retaining jobs and supporting or growing incomes and the tax base.

Population Growth

The increase in the number of individuals in a population over time.

Investment Spending

Expenditures on new capital assets by businesses and the government, aiming to increase future productive capacity.