- Section 2 Free Response 4 Questions Pick 317 Pts Each 1 The Velocity Of A Particle Moving Along The X Axis Is Given In 1 (38.61 KiB) Viewed 120 times
Section 2 Free Response 4 questions pick 317 pts each: 1. The velocity of a particle moving along the x axis is given in msbyva=at−bt3 for t>0. where a =21 ,b=1.2 , and 1 is in 5 . a. What are the units is a? (2pts) b. What are the units is b? (2pts) c. What is the time when the particle achieves its maximum displacement in the positive x direction? (4 pts) d. If the particle starts at x=0 m what is its displacement at t−3sec ? (4 pts) c. What is the acceleration of the particle at 1=2.5sec?(5pts)