Two Identical Particles, Each with a Mass of 2

question 76

Multiple Choice

Two identical particles, each with a mass of 2.0 μg and a charge of 25 nC, are released simultaneously from rest when the two are 4.0 cm apart. What is the speed of either particle at the instant when the two are separated by 10 cm?

• A) 7.3 m/s
• B) 9.8 m/s
• C) 9.2 m/s
• D) 6.5 m/s
• E) 4.6 m/s

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Definitions:

Government Intervention

Actions taken by a government to influence or regulate various activities within its economy, typically to correct market failures and promote economic welfare.

Efficiency

The extent to which resources are used in the most effective way to produce goods and services while minimizing waste and costs.

Smoking Ban

A legal restriction or prohibition against smoking tobacco or similar substances in public spaces.

Carbon Dioxide

A colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air and is absorbed by plants in photosynthesis.