An Electron Has a Speed of 0

question 35

Multiple Choice

An electron has a speed of 0.643c.Through what potential difference would the electron need to be accelerated (starting from rest) in order to reach this speed? (c = 3.00 × 10⁸ m/s, e = 1.60 × 10^-19 C,m_el = 9.11 × 10^-31 kg)

• A)160 kV
• B)130 kV
• C)180 kV
• D)200 kV

---

Definitions:

Checks

Written, dated, and signed instruments that direct a bank to pay a specific sum of money to the bearer or a designated entity.

Average Payments

The mean amount paid over a defined period payments.

Average Daily Float

The average amount of uncollected funds represented in checks or other negotiable instruments over a specified period.

Lockbox System

A service provided by banks to accelerate collection of payments by having those payments sent to a special post office box rather than to the company.