Answer:
velocity maximum = 21.6 ft /s
frequency = 16.88 Hz
Step-by-step explanation:
Amplitude, A = 0.24 in = 0.02 ft
maximum acceleration, a = 225 ft/s\
The formula for maximum acceleration is
a = ω² A
225 = ω² x 0.02
ω² = 11250
ω = 106.06 rad/s
Maximum velocity, v = ω A
v = 106.06 x 0.02 = 2.1 ft/s
Let f be the frequency
ω = 2 x 3.14 x f
f = 106.06 / (2 x 3.14) = 16.88 Hz