The particle P starts from rest at point A at time t = 0 and changes its speed thereafter at a constant rate of 1.7g as it follows the horizontal path shown. Determine the magnitude and direction of its total acceleration at times t = 0.79 s and t = 1.45 s. State your directions relative to the x-axis shown (CCW positive) and choose the angle with the smallest magnitude. A B -3.17 m- 3.96 m c Answers: At t = 0.79 s, a = m/s?, e = i 47.523 249.4586 At t = 1.45 s, a = 16.677 m/s?, e = 180
The particle P starts from rest at point A at time t = 0 and changes its speed thereafter at a constant rate of 1.7g as it follows the horizontal path shown. Determine the magnitude and direction of its total acceleration at times t = 0.79 s and t = 1.45 s. State your directions relative to the x-axis shown (CCW positive) and choose the angle with the smallest magnitude. A B -3.17 m- 3.96 m c Answers: At t = 0.79 s, a = m/s?, e = i 47.523 249.4586 At t = 1.45 s, a = 16.677 m/s?, e = 180
International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter1: Introduction To Statics
Section: Chapter Questions
Problem 1.19P: Plot the earths gravitational acceleration g(m/s2) against the height h (km) above the surface of...
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![The particle P starts from rest at point A at time t = 0 and changes its speed thereafter at a constant rate of 1.7g as it follows the
horizontal path shown. Determine the magnitude and direction of its total acceleration at times t = 0.79 s and t 1.45 s. State your
directions relative to the x-axis shown (CCW positive) and choose the angle with the smallest magnitude.
A P
B
3.17 m--
3.90 m
-----X
Answers:
At t = 0.79 s, a =
m/s?, 0 = i
47.523
249.4586
At t = 1.45 s,
m/s?, e =
180
a =
16.677](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc17f09e1-0ed0-487a-9cd7-c43b2f9bf1f0%2F335d9cb7-a3cd-4cf4-8b56-b766a10d6e93%2Fhtmf9n9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The particle P starts from rest at point A at time t = 0 and changes its speed thereafter at a constant rate of 1.7g as it follows the
horizontal path shown. Determine the magnitude and direction of its total acceleration at times t = 0.79 s and t 1.45 s. State your
directions relative to the x-axis shown (CCW positive) and choose the angle with the smallest magnitude.
A P
B
3.17 m--
3.90 m
-----X
Answers:
At t = 0.79 s, a =
m/s?, 0 = i
47.523
249.4586
At t = 1.45 s,
m/s?, e =
180
a =
16.677
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