A particle moves along the x axis according to the equation x = -50t + 201², where x is in meters and t is in seconds. a. b. What are the units of "20" in the position equation? C. What are the units of "50" in the position equation? e. Calculate the average velocity of the particle during the first 3 s of its motion +2012 d. Calculate the instantaneous velocity of the particle at t-3 s Calculate the average speed of the particle during the first 3 s of its motion. How does it compare to the average velocity?
A particle moves along the x axis according to the equation x = -50t + 201², where x is in meters and t is in seconds. a. b. What are the units of "20" in the position equation? C. What are the units of "50" in the position equation? e. Calculate the average velocity of the particle during the first 3 s of its motion +2012 d. Calculate the instantaneous velocity of the particle at t-3 s Calculate the average speed of the particle during the first 3 s of its motion. How does it compare to the average velocity?
College Physics
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Chapter1: Units, Trigonometry. And Vectors
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Only asking for help on sub questions d through g.
Transcribed Image Text:A particle moves along the x-axis according to the equation \( x = -50t + 20t^2 \), where \( x \) is in meters and \( t \) is in seconds.
a. What are the units of "50" in the position equation?
b. What are the units of "20" in the position equation?
c. Calculate the average velocity of the particle during the first 3 s of its motion.
d. Calculate the instantaneous velocity of the particle at \( t = 3 \) s.
e. Calculate the average speed of the particle during the first 3 s of its motion. How does it compare to the average velocity?
f. Calculate the average acceleration of the particle during the first 3 s of its motion.
g. Calculate the instantaneous acceleration of the particle at \( t = 3 \) s.
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