A Flashlight Beam Makes an Angle of 60° with the Plane

question 93

Multiple Choice

A flashlight beam makes an angle of 60° with the plane of the surface of a calm lake before it enters the water.In the water what angle does the beam make with the plane of the surface? The index of refraction of water is 1.33.

• A)0°
• B)30°
• C)60°
• D)22°
• E)68°

---

Definitions:

Amazon

A multinational technology company primarily known for its e-commerce platform, cloud computing services, digital streaming, and artificial intelligence.

Proprietary, On-premise

This term describes software that is owned by a specific company and is installed and runs on computers on the premises of the organization using the software, as opposed to being cloud-based.

VMI

Vendor Managed Inventory, a business model in which the supplier of goods, rather than the retailer, is responsible for managing and replenishing inventory.

Walmart And P&G

Two major corporations, Walmart, a retail giant, and Procter & Gamble (P&G), a multinational consumer goods company, known for their strategic partnerships and business relations.