A rocket is launched with an acceleration given by a(t)=2tj, where t is time in seconds. Find the speed of the rocket at time t = 2.0s assuming the rocket is launched from ground with an initial velocity v0=5i+2j (m/s). OA. 2.4 m/s OB. 20 m/s O C. 9.3 m/s O D. 7.8 m/s

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter4: Motion In Two And Three Dimensions
Section: Chapter Questions
Problem 24P: Clay Matthews, a linebacker for the Green Bay Packers, can reach a speed of 10.0 m/s. At the start...
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A rocket is launched with an acceleration given by a(t)=2tj, where t is time in seconds. Find the speed of the rocket at time t = 2.0s assuming the rocket is launched from ground with an initial
velocity v0=5i+2j (m/s).
O A. 2.4 m/s
B. 20 m/s
OC. 9.3 m/s
O D. 7.8 m/s
Transcribed Image Text:A rocket is launched with an acceleration given by a(t)=2tj, where t is time in seconds. Find the speed of the rocket at time t = 2.0s assuming the rocket is launched from ground with an initial velocity v0=5i+2j (m/s). O A. 2.4 m/s B. 20 m/s OC. 9.3 m/s O D. 7.8 m/s
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