A Diffraction Grating Has 600 Lines/mm

question 59

Multiple Choice

A diffraction grating has 600 lines/mm.The number of complete orders formed in the visible region 400 -700 nm is

• A)1.
• B)2.
• C)3.
• D)4.

---

Definitions:

Suction Apparatus

A medical device used to remove bodily fluids or foreign materials from airways or wounds by applying negative pressure.

Sterile Gloves

Medical gloves that have been treated to eliminate all microorganisms, used to prevent contamination during medical procedures and surgeries.

Water-seal Chest Drainage Unit (CDU)

A medical device used to remove air, pus, or fluid from the pleural space to prevent lung collapse, using a water seal to prevent backflow.

Hygiene Care

Practices aimed at maintaining cleanliness and promoting health through personal grooming and environmental cleanliness.