The Spacing Between Adjacent Slits on a Diffraction Grating Is $\lambda$

question 21

Multiple Choice

The spacing between adjacent slits on a diffraction grating is 3 $\lambda$ .The deviation $\theta$ of the first order diffracted beam is given by:

• A)sin(\(\theta\)/2)= 1/3
• B)sin(\(\theta\)/3)= 2/3
• C)sin(\(\theta\))= 1/3
• D)tan(\(\theta\)/2)= 1/3
• E)tan(\(\theta\))= 2/3

---

Definitions:

Teen Pregnancies

Occurrences of pregnancy among females typically aged 13 to 19, often considered a social, economic, and health issue.

Economic Hardship

A situation where an individual or family is facing financial strain, often leading to a struggle to meet basic needs such as food, housing, and healthcare.

Poverty

A socio-economic condition characterized by insufficient financial resources to meet basic living expenses and maintain an adequate standard of living.

Low Birth Weights

Refers to newborns weighing less than 2,500 grams at birth, often due to premature birth or poor maternal nutrition.