A Photon of Wavelength 18

question 36

Multiple Choice

A photon of wavelength 18.0 pm is scattered through an angle of 120° by a stationary electron. What is the wavelength of the scattered photon? (mel = 9.11 × 10^-31 kg, h = 6.626 × 10^-34 J ∙ s, c = 3.00 × 10⁸ m/s)

• A) 19.2 pm
• B) 20.4 pm
• C) 21.6 pm
• D) 22.9 pm
• E) 24.1 pm

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Definitions:

Group Pressure

The influence exerted by a group on individual members to conform to the group's norms, values, or behaviors.

Diverse Populations

Groups of people that differ in various characteristics such as cultural background, ethnicity, language, and socioeconomic status.

Primary Groups

are small, close-knit, and typically long-lasting social groups in which members share personal, enduring relationships.

Charles Horton Cooley

An American sociologist known for developing the concept of the "looking-glass self," which explains how individuals form their self-image based on how they believe others perceive them.