A Source at Rest Emits Light of Wavelength 500 Nm

question 64

Multiple Choice

A source at rest emits light of wavelength 500 nm.When it is moving at 0.90c away from an observer, the observer detects light of wavelength:

• A)26 nm
• B)115 nm
• C)500 nm
• D)2200 nm
• E)9500 nm

---

Definitions:

Forward Contracts

Customizable financial contracts traded over-the-counter between two parties to buy or sell an asset at a specified future date for a price agreed upon today.

Economic Conditions

The state of an economy at a given time, encompassing factors like inflation, unemployment, and GDP growth.

Government Policies

Rules, regulations, and actions taken by a government to govern its citizens and manage its economic, social, and administrative affairs.

Nonconvertible Currency

A currency that cannot be freely exchanged for other currencies on the foreign exchange market due to foreign exchange controls.