Two Slits Are Illuminated with Red Light (λ = 650

question 14

Multiple Choice

Two slits are illuminated with red light (λ = 650 nm) . The slits are 0.25 mm apart and the distance to the screen is 1.25 m. What fraction of the maximum intensity on the screen is the intensity measured at a distance 3.0 mm from the central maximum?

• A) 0.94
• B) 0.92
• C) 0.96
• D) 0.98
• E) 0.99

---

Definitions:

Extrinsic Motivation

Motivation that is driven by external rewards such as money, fame, grades, and praise.

Job Performance

The level of effectiveness and efficiency with which an individual fulfills their assigned tasks and responsibilities at work.

Academic Performance

The level of achievement or proficiency demonstrated by an individual in educational pursuits, often measured by grades or test scores.

Emotional Intelligence

The ability to understand and manage one's own emotions and to be sensitive to others' emotional states; a key factor in interpersonal effectiveness.