The Velocity of a Particle Moving Along the X Axis

question 45

Multiple Choice

The velocity of a particle moving along the x axis changes from v_i to v_f.For which values of v_i and v_f is the total work done on the particle positive?

• A)v_i = 5m/s, v_f = 2m/s
• B)v_i = 5m/s, v_f = -2m/s
• C)v_i = -5m/s, v_f = -2m/s
• D)v_i = -5m/s, v_f = 2m/s
• E)v_i = -2m/s, v_f = -5m/s

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Definitions:

Rain

Precipitation in the form of water droplets that falls from clouds in the atmosphere to the earth's surface.

Probability

An indicator of how probable an event is to take place, commonly shown as a figure between 0 and 1.

Not Rain

A logical statement indicating the absence of rain, often used in logical expressions or conditional statements.

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A collection of game pieces and board used to play chess, consisting of 32 pieces: 16 each for two players, including kings, queens, rooks, bishops, knights, and pawns.