Matter Waves: a Nonrelativistic Electron Is Accelerated from Rest Through

question 42

Multiple Choice

Matter waves: A nonrelativistic electron is accelerated from rest through a potential difference. After acceleration the electron has a de Broglie wavelength of 880 nm. What is the potential difference though which this electron was accelerated? (h = 6.626 × 10^-34 J ∙ s, e = -1.60 × 10^-19 C, m_el = 9.11 × 10^-31 kg)

• A) 1.9 µV
• B) 1.7 µV
• C) 2.2 µV
• D) 2.5 µV

Describe the Enlightenment's influence on eighteenth-century thought, including its principles and impact on various aspects of society.

Identify the developments in freedom of the press during the eighteenth century and the role of key figures in its evolution.

Analyze the political implications of the Great Awakening and Enlightenment on colonial governance and individual liberties.

Explain the role and influence of revivals and prominent revivalist preachers in the Great Awakening.

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Definitions:

Equilibrium Quantity

The quantity of goods or services that is supplied and demanded at the equilibrium price in a market.

Car Market

The industry related to the manufacturing, selling, and buying of automobiles.

Allocative Efficiency

A state of the economy in which production represents consumer preferences; every good or service is distributed to yield the highest aggregate utility.

Willingness To Pay

The maximum amount a consumer is prepared to spend to acquire a good or service.