The Speed of Light in a Material Is 1

question 62

Multiple Choice

The speed of light in a material is 1.74 × 10⁸ m/s. What is the index of refraction of this material?

• A) 1.72
• B) 0.58
• C) 1.74
• D) 0.218

---

Definitions:

Collective Bargaining

The process by which employers and unions negotiate the terms of employment, including wages, benefits, and working conditions.

Mandatory Bargaining

A legal requirement for employers to negotiate in good faith with recognized employee unions concerning wages, hours, and other terms and conditions of employment.

Permissive Bargaining

A type of bargaining in which the negotiating parties have the flexibility to agree upon and discuss a wide range of issues, not strictly limited to mandatory bargaining subjects.

Illegal Bargaining

Negotiation practices that violate labor laws, including refusing to negotiate or negotiating in bad faith.