Bright and Dark Fringes Are Seen on a Screen When

question 14

Multiple Choice

Bright and dark fringes are seen on a screen when light from a single source reaches two narrow slits a short distance apart.The number of fringes per unit length on the screen can be halved

• A)if the distance between the slits is changed to .
• B)if the wavelength is changed to .
• C)if the distance between the slits is the wavelength is changed to .
• D)if any of the above occurs.
• E)only if the width of the slits is changed to .

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Definitions:

Pharynx

A part of the neck and throat situated behind the mouth and nasal cavity, crucial for respiratory and digestive pathways.

Respiratory Rate

The number of breaths taken per minute, a vital sign used in health assessments to gauge respiratory function and general health status.

Medulla Oblongata

A part of the brainstem that regulates vital bodily functions such as breathing, heart rate, and blood pressure.

Pons

A part of the brainstem that bridges the medulla oblongata and the midbrain, playing a crucial role in many bodily functions, including breathing and sleep.