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12-20. The velocity of a particle traveling along a
Chapter 12, Problem 12-20(choose chapter or problem)
12-20. The velocity of a particle traveling along a straight line is v = (3t2 - 6/) ft/s, where t is in seconds. If s = 4 ft when t 0, determine the position of the particle when t 4 s. What is the total distance traveled during the time interval / = 0 to t 4 s? Also, what is the acceleration when t 2 s?
Questions & Answers
QUESTION:
12-20. The velocity of a particle traveling along a straight line is v = (3t2 - 6/) ft/s, where t is in seconds. If s = 4 ft when t 0, determine the position of the particle when t 4 s. What is the total distance traveled during the time interval / = 0 to t 4 s? Also, what is the acceleration when t 2 s?
ANSWER:Step 1 of 4
The position of the particle can be written as:
Where is the change in position with respect to time,
Velocity is given as
Therefore: