The vector position of a 3.80 g particle moving in the xy plane varies in time according to r, = (31 + 3j)t + 2jt? where t is in seconds and r is in centimeters. At the same time, the vector position of a 5.35 g particle varies as r, = 3î - 2ît? - 6jt. (a) Determine the vector position (in cm) of the center of mass of the system at t = 2.40 s. 4.744i – 7.38j cm 'cm (b) Determine the linear momentum (in g · cm/s) of the system at t = 2.40 s. p = 11.4i – 35.58j g. cm/s (c) Determine the velocity (in cm/s) of the center of mass at t = 2.40 s. = 1.245i – 3.888j cm/s cm (d) Determine the acceleration (in cm/s2) of the center of mass at t = 2.40 s. acm = 0.6775j cm/s² (e) Determine the net force (in µN) exerted on the two-particle system at t = 2.40 s. Fnet = uN
The vector position of a 3.80 g particle moving in the xy plane varies in time according to r, = (31 + 3j)t + 2jt? where t is in seconds and r is in centimeters. At the same time, the vector position of a 5.35 g particle varies as r, = 3î - 2ît? - 6jt. (a) Determine the vector position (in cm) of the center of mass of the system at t = 2.40 s. 4.744i – 7.38j cm 'cm (b) Determine the linear momentum (in g · cm/s) of the system at t = 2.40 s. p = 11.4i – 35.58j g. cm/s (c) Determine the velocity (in cm/s) of the center of mass at t = 2.40 s. = 1.245i – 3.888j cm/s cm (d) Determine the acceleration (in cm/s2) of the center of mass at t = 2.40 s. acm = 0.6775j cm/s² (e) Determine the net force (in µN) exerted on the two-particle system at t = 2.40 s. Fnet = uN
Modern Physics
3rd Edition
ISBN:9781111794378
Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer
Publisher:Raymond A. Serway, Clement J. Moses, Curt A. Moyer
Chapter2: Relativity Ii
Section: Chapter Questions
Problem 31P: A particle of mass m moving along the x-axis with a velocity component +u collides head-on and...
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