A Film of Index of Refraction N₁ Coats a Surface $\lambda$

question 67

Multiple Choice

A film of index of refraction n₁ coats a surface with index of refraction n₂.When n₁ > n₂,the condition for constructive interference for reflected monochromatic light of wavelength $\lambda$ in air is

• A) \(t = m \frac { \lambda } { n _ { 1 } }\) .
• B) \(t = \left( m + \frac { 1 } { 2 } \right) \frac { \lambda } { n _ { 1 } }\) .
• C) \(2 t = m \frac { \lambda } { n _ { 1 } }\) .
• D) \(2 t = \left( m + \frac { 1 } { 2 } \right) \frac { \lambda } { n _ { 1 } }\) .
• E) \(4 t = m \frac { \lambda } { n _ { 1 } }\) .

---

Definitions:

Mindful

Being conscious of what you are doing, thinking, and sensing at any given moment.

Intercultural Competence

The ability to communicate effectively and appropriately with people of other cultures.

Mindfulness

A practice of maintaining a non-judgmental state of complete awareness of one's thoughts, emotions, or experiences on a moment-to-moment basis.

Motivation

Internal state of readiness to respond to something.