Two Particles Interact by Conservative Forces

question 35

Multiple Choice

Two particles interact by conservative forces.In addition, an external force acts on each particle.They complete round trips, ending at the points where they started.Which of the following must have the same values at the beginning and end of this trip?

• A)a total kinetic energy of the two-particle system
• B)the potential energy of the two-particle system
• C)the mechanical energy of the two-particle system
• D)the total linear momentum of the two-particle system
• E)none of the above

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Definitions:

Net Price

The real cost incurred for a product or service once all discounts, rebates, or allowances have been subtracted.

Complement Rates

In probability, the complement of an event's rate, representing the likelihood of the event not occurring.

Net Price

The actual price paid for a product or service after subtracting any discounts, rebates, or other deductions from the list or sticker price.

Complement Method

A technique used in mathematics to find the complement of a set or in digital electronics to simplify calculations.