A Light Ray in Air Strikes a Glass Surface with an Angle

question 26

Multiple Choice

A light ray in air strikes a glass surface with an angle of incidence of 30.0°. The angle of refraction in the glass is 20.0°. What is the speed of light in the glass?

• A) 3.00 × 10⁸ m/s
• B) 2.50 × 10⁸ m/s
• C) 2.33 × 10⁸ m/s
• D) 2.05 × 10⁸ m/s
• E) 1.50 × 10⁸ m/s

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Definitions:

Total Quality Management (TQM)

A management approach centered on continuous improvement, focusing on quality control across all areas of an organization.

Product Leadership

A strategy that aims to build a company’s reputation for cutting-edge products and innovation, leading the market through quality and new features.

Operational Excellence

Creates a competitive advantage by holding down costs to provide customers with the lowest-priced products.

Corridor Principle

The idea that opportunities become available to an entrepreneur only after the entrepreneur has started a business.