An Electron Is Fired Through the Space Between Two Oppositely

question 27

Multiple Choice

An electron is fired through the space between two oppositely charged, parallel plates. The plates form a 2.00 cm long region with an electric field of 4000 N/C perpendicular to the electron's initial velocity. If the initial speed of the electron is 1.00 × 10⁷ m/s, how long does it take to traverse the plates?

• A) 2.00 µs
• B) 2.00 ns
• C) 1.70 ns
• D) 1.80 ns
• E) 1.50 µs

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Definitions:

Ending Inventory Overstatement

This occurs when the reported amount of inventory at the end of a period is higher than its actual value, which can distort financial statements.

Cost Basis

The original value or purchase price of an asset or investment for tax purposes, adjusted for dividends, splits, and returns of capital.

Lower-of-Cost-or-Market

An accounting principle requiring inventory to be recorded at either its cost or its market value, whichever is lower.

FIFO

A method of inventory valuation where goods first purchased or produced are assumed to be sold or used first, standing for "First In, First Out".