A Light Ray Makes an Angle of 42º with the Normal

question 156

Multiple Choice

A light ray makes an angle of 42º with the normal to a glass-water surface on the glass side of the surface. The angle θ in the water is

• A) 42º.
• B) 36º.
• C) 63º.
• D) 49º.
• E) 27º.

---

Definitions:

Price Ceiling

A legally established maximum price for a good or service, aimed at preventing prices from rising too high.

Crude Oil

A natural petroleum product that's extracted from the earth, unrefined, and used as a primary feedstock for fuel and various chemical productions.

OPEC

The Organization of the Petroleum Exporting Countries, an intergovernmental organization aimed at coordinating and unifying petroleum policies among its member countries.

Bottled Water

Bottled water is drinking water packaged in plastic or glass bottles, and it may or may not be carbonated.