A Light Ray Whose Frequency Is 6

question 4

Multiple Choice

A light ray whose frequency is 6.00 * 1014 Hz in vacuum is incident on water (n = 1.33) .The wavelength of the light after it enters the water is (in nm) :

• A)798
• B)500
• C)665
• D)376
• E)266

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Definitions:

Gross National Income

A measure that encompasses the total domestic and foreign output claimed by residents of a country, including wages, product sales, and property income.

Development Level

Represents the economic and social progress of countries or regions, often measured by factors such as income, education, and healthcare.

Average Education

A statistical measure that represents the mean level of educational attainment within a specific population or group.

Chronic Malnutrition

A long-term nutritional deficiency that results in stunted growth, weakened immunity, and impaired brain development, often due to poor diet and repeated infections.