An Electron Has a Rest Energy of 0

question 62

Multiple Choice

An electron has a rest energy of 0.511 MeV.At what speed would its kinetic energy equal 1.022 MeV?

• A) 0.866 c
• B) 0.942 c
• C) 0.888 c
• D) 0.971 c
• E) 0.500 c

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Definitions:

Government Decisions

Actions or determinations made by the governing authorities of a state, affecting public policy or the administration of society.

Majoritarianism

A traditional political philosophy that emphasizes the majority's right in making decisions that affect the society or group.

Political Theory

A branch of social science that deals with the study and analysis of political ideas, behaviors, and practices.

Elite Theory

Elite theory proposes that a small, cohesive group of elites holds the most power in society, and this power is largely independent of democratic elections.