Question
The table below gives the height h=f(t) in feet of a weight on a spring where t is time in seconds.
t (sec) 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30
h (feet) 4.8 7 8 8.3 8 7 4.8 2.6 1.6 1.3 1.6 2.6 4.8 7 8 8.3
(a) What is the period of f(t)?
1.6s
(include units)
(b) What is the the midline of f(t)?
(include units)
(c) What is the the amplitude of f(t)?
(include units)
t (sec) 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30
h (feet) 4.8 7 8 8.3 8 7 4.8 2.6 1.6 1.3 1.6 2.6 4.8 7 8 8.3
(a) What is the period of f(t)?
1.6s
(include units)
(b) What is the the midline of f(t)?
(include units)
(c) What is the the amplitude of f(t)?
(include units)
Answers
oobleck
h(0) = 4.8
h increases, goes back to 4.8 when t=12, then goes down and back to 4.8 at t=24
So what must the period be?
Hint -- it ain't 1.6s! where ever did you get that?
midline is at (max+min)/2
amplitude is (max-min)/2
Time to review the topic, right?
h increases, goes back to 4.8 when t=12, then goes down and back to 4.8 at t=24
So what must the period be?
Hint -- it ain't 1.6s! where ever did you get that?
midline is at (max+min)/2
amplitude is (max-min)/2
Time to review the topic, right?