Question
The position of a particle in meters is given by x =3.6t2 - 2.4t3 , where t is time in seconds.
A) Find the two times when the velocity is zero.
B) Calculate the position for each of those times.
A) Find the two times when the velocity is zero.
B) Calculate the position for each of those times.
Answers
drwls
V = dx/dt = 7.2 t - 7.2 t^2
= 7.2t*(1-t)
A) V = 0 when t = 0 and t = 1 s
B) Susbtitute those times in the x(t) equation.
= 7.2t*(1-t)
A) V = 0 when t = 0 and t = 1 s
B) Susbtitute those times in the x(t) equation.