If an Electron Is Accelerated from Rest Through a Potential

question 63

Multiple Choice

If an electron is accelerated from rest through a potential difference of 1,000 V,find its approximate velocity at the end of this process.(e = 1.6 × 10−¹⁹ C;m_e = 9.1 × 10−³¹ kg)

• A) 2.4 × 10⁷ m/s
• B) 18.8 × 10⁷ m/s
• C) 1.9 × 10⁷ m/s
• D) 3.5 × 10⁷ m/s
• E) ​12.4 × 10⁷ m/s

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Definitions:

Straight-Line Depreciation

A method of allocating the cost of a tangible asset evenly over its useful life.

Residual Value

The estimated value of an asset at the end of its useful life, often considered in depreciation calculations.

Depreciation Expense

The cost allocated to reflect the reduction in value of a tangible asset over its useful life, as part of the wear and tear or obsolescence.

Depreciation

A method of allocating the cost of a physical or tangible asset over its expected usable life to account for decreases in value over time.