Question 4 (a) Point P moves along the r-axis in such a way that its position at time t/s is given by x = 2t3 – 15t2 +24t ft i. Find the velocity and acceleration of P at time t ii. In which direction and how fast is P moving at t = 2s? Is it speeding up or slowing down at that time ? ii. When is P instantaneously at rest ? When is its speed instantaneously not changing?

icon
Related questions
Question
Question 4
(a) Point P moves along the r-axis in such a way that its position at time t/s
is given by
x = 2t3 – 15t2 + 24t ft
-
i. Find the velocity and acceleration of P at time t
ii. In which direction and how fast is P moving at t = 2s? Is it speeding
up or slowing down at that time ?
ii. When is P instantaneously at rest ? When is its speed instantaneously
not changing?
Transcribed Image Text:Question 4 (a) Point P moves along the r-axis in such a way that its position at time t/s is given by x = 2t3 – 15t2 + 24t ft - i. Find the velocity and acceleration of P at time t ii. In which direction and how fast is P moving at t = 2s? Is it speeding up or slowing down at that time ? ii. When is P instantaneously at rest ? When is its speed instantaneously not changing?
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Similar questions