Radiation Pressure: When an Electromagnetic Wave Falls on a White

question 5

Multiple Choice

Radiation pressure: When an electromagnetic wave falls on a white, perfectly reflecting surface, it exerts a force F on that surface. If the surface is now painted a perfectly absorbing black, what will be the force that the same wave will exert on the surface?

• A) 4F
• B) 2F
• C) F
• D) F/2
• E) F/4

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Definitions:

Larynx

The voice box; an organ located in the neck responsible for producing sound.

Bronchi

The main air passages into the lungs, branching from the trachea and allowing air to flow in and out of the lungs.

Larynx

Often referred to as the voice box, an organ in the top of the neck involved in breathing, sound production, and protecting the trachea against food aspiration.

Cartilage

A flexible, semi-rigid connective tissue found in various parts of the body, including the joints, ears, and nose, which provides support and cushioning.