An Electron Is Accelerated from Rest Through a Potential Difference

question 6

Multiple Choice

An electron is accelerated from rest through a potential difference of 50.0 kV. What is the speed of the electron? (c = 3.00 × 10⁸ m/s, e = 1.60 × 10^-19 C, m_el = 9.11 × 10^-31 kg)

• A) 1.24 × 10⁸ m/s
• B) 1.33 × 10⁸ m/s
• C) 3.24 × 10⁸ m/s
• D) 3.33 × 10⁸ m/s
• E) 4.12 × 10⁸ m/s

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Semiannual Interest

Interest that is calculated and paid twice a year on investments or loans.

Straight-line Method

A method of allocating an asset's cost evenly across its useful life.

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A debt or loan that is to be returned to the lender in regular periodic payments.

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The process of recognizing interest expense or income that has been incurred but not yet paid or received in cash.