When a Surface Is Illuminated with Light of Wavelength 500

question 129

Multiple Choice

When a surface is illuminated with light of wavelength 500 nm,the maximum speed of the photoelectrons is 300 km/s.When the same surface is illuminated by light of half this wavelength what is the maximum speed of the photoelectrons in this case?

• A)680 km/s
• B)1280 km/s
• C)885 km/s
• D)980 km/s
• E)14800 km/s

---

Definitions:

Human Rights

Fundamental rights and freedoms believed to be entitled to all individuals, regardless of nationality, place of residence, sex, national or ethnic origin, color, religion, language, or any other status.

Falkland Islands

A British Overseas Territory located in the South Atlantic Ocean, known for its strategic military importance and the subject of a territorial dispute with Argentina.

Sparsely Populated

Areas or regions that have a low population density, often featuring wide spaces with few people living in them.

Perestroika

A political movement for reform within the Communist Party of the Soviet Union during the 1980s, aimed at restructuring the Soviet economy and government.