# Example 14-1
f1 = 1960 N
x1 = 3 cm
k1 = f1 / x1
m2 = 300 kg
f2 = m2 * grav()
x2 = f2 / k1

# Example 14-2
m1 = 1400 kg
k = 6.5e4 N/m
t1 = 2 * pi() * sqrt(m1 / k)
f1 = 1/t1; Hz

# Example 14-3
om = 10 Hz
x = 3 mm
a = om^2 * x

# Example 14-4
om = 262 Hz
a = 1.5e-4 m
t1 = 1 ms
vmax = om * a
x = a * cos(om * t1)

# Example 14-5
m1 = 0.3 kg
w1 = m1 * grav()
x0 = 0.15 m
k1 = w1 / x0
om = sqrt(om / m1)
a = 0.1 m
vmax = om * a
amax = w1 / m1
tt = 2 * pi() * sqrt(m1 / k1)
f = 1 / tt

# Example 14-6
x0 = -0.1 m
q = 206.3 deg
a = x0 / cos(q)

# Example 14-7
k = 19.6 N/m
a = 0.1 m
E = 0.5 * k * a^2
x = 0.050 m
U = 0.5 * k * x^2
K = E - U

# Example 14-9
f = 0.8190 rps
x = 37.10 cm
gg = (f)^2 * x

# Example 14-10
t1 = 1.6 s
h = 0.42 m
m1 = 1 kg
ii = m1 * grav() * h * t1^2 / (4 * pi()^2)
i2 = ii - m1 * h^2

# Example 14-11
t1 = 5 min
x = 0.5
gam = log(1/x) / t1

# Homework Problems:

TBD