A particle which moves with curvilinear motion has coordinates in millimeters which vary with the time t in seconds according to x = 2.4t2 - 6.9t and y = 3.2t2 - t/2.2. Determine the magnitudes of the velocity v and acceleration a and the angles which these vectors make with the x-axis when t = 2.9 s. Answers: When t = 2.9 s, V = i mm/s, 0x = i a = i mm/s?, i

A particle which moves with curvilinear motion has coordinates in millimeters which vary with the time t in seconds according to x = 2.4t2 - 6.9t and y = 3.2t2 - t/2.2. Determine the magnitudes of the velocity v and acceleration a and the angles which these vectors make with the x-axis when t = 2.9 s. Answers: When t = 2.9 s, V = i mm/s, 0x = i a = i mm/s?, i

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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A particle which moves with curvilinear motion has coordinates in millimeters which vary with the time t in seconds according to x = 6.3t2 - 7.0t and y = 4.3t2 - t°/4.0. Determine the magnitudes of the velocity v and acceleration a and the angles which these vectors make with the x-axis when t = 3.0 s. Answers: When t = 3.0 s, mm/s, i %3D V = mm/s?, 0x = i
Subject: DYnamics
The x-coordinate of a particle in curvilinear motion is given by x - 4.8t3-2.7t where x is in feet and t is in seconds. The y-component of acceleration in feet per second squared is given by ay = 2.9t. If the particle has y-components y = 0 and vy = 3.8 ft/sec when t = 0, find the magnitudes of the velocity v and acceleration a when t = 4.8 sec. Sketch the path for the first 4.8 seconds of motion, and show the velocity and acceleration vectors for t = 4.8 sec. Answers: V= a= i i ! ft/sec ft/sec²
The y-coordinate of a particle in curvilinear motion is given by y = 9.6t3 - 7.7t, where y is in inches and t is in seconds. Also, the particle has an acceleration in the x-direction given by ax = 2.3t in./sec2. If the velocity of the particle in the x-direction is 4.5 in./sec when t = 0, calculate the magnitudes of the velocity v and acceleration a of the particle when t = 2.0 sec. Construct v and a in your solution.Answers: When t = 2.0 sec,
The x-coordinate of a particle in curvilinear motion is given by x = 3.8t3 - 2.6t where x is in feet and t is in seconds. The y-component of acceleration in feet per second squared is given by ay = 3.9t. If the particle has y-components y = 0 and vy = 5.2 ft/sec whent = 0, find %3D %3D the magnitudes of the velocity v and acceleration a when t = 5.3 sec. Sketch the path for the first 5.3 seconds of motion, and show the velocity and acceleration vectors for t = 5.3 sec. Answers: V = i ft/sec a = ft/sec2
The y-coordinate of a particle in curvilinear motion is given by y = 11.6t3 - 9.1t, where y is in inches and t is in seconds. Also, the particle has an acceleration in the x-direction given by ax = 7.0t in./sec2. If the velocity of the particle in the x-direction is 8.3 in./sec when t = 0, calculate the magnitudes of the velocity v and acceleration a of the particle when t = 2.0 sec. Construct v and a in your solution. a. v in inch / sec b. a in inch / sec2
Question 7 A particle which moves with curvilinear motion has coordinates in millimeters which vary with the time t in seconds according to x = 6.1t2 - 6.1t and y = 6.5t2 - t3/ 2.5. Determine the magnitudes of the velocity v and acceleration a and the angles which these vectors make with the x-axis when t = 3.5 s.Answers: When t = 3.5 s,
The y-coordinate of a particle in curvilinear motion is given by y = 4.5t3 - 5.9t, where y is in inches and t is in seconds. Also, the particle has an acceleration in the x-direction given by ax = 9.6t in./sec2. If the velocity of the particle in the x-direction is 12.9 in./sec when t = 0, calculate the magnitudes of the velocity v and acceleration a of the particle when t = 1.4 sec. Construct v and a in your solution.Answers: When t = 1.4 sec,
The y-coordinate of a particle in curvilinear motion is given by y = 10.5t3 - 9.2t, where y is in inches and t is in seconds. Also, the particle has an acceleration in the x-direction given by ax = 5.7t in./sec². If the velocity of the particle in the x-direction is 9.7 in./sec when t = 0, calculate the magnitudes of the velocity v and acceleration a of the particle when t = 3.8 sec. Construct vand a in your solution. Answers: When t - 3.8 sec, V= i in./sec a = i in./sec²
The y-coordinate of a particle in curvilinear motion is given by y = 2.0t3 - 8.1t, where y is in inches and t is in seconds. Also, the particle has an acceleration in the x-direction given by ax = 2.4t in./sec2. If the velocity of the particle in the x-direction is 5.0 in./sec when t = 0, calculate the magnitudes of the velocity v and acceleration a of the particle when t = 2.4 sec. Construct v and a in your solution.Answers: When t = 2.4 sec,
Your answer is partially correct. A particle which moves with curvilinear motion has coordinates in millimeters which vary with the time t in seconds according to x = 1.5t2 - 5.2t and y = 2.3t2 - t/5.8. Determine the magnitudes of the velocity v and acceleration a and the angles which these vectors make with the x-axis when t= 1.4 s. Answers: When t = 1.4 s, mm/s, O, = i V = 5.51757 46.4108 4.3512 mm/s?, e, a = 46.4108