Consider a ramp function that is a plane, forward-traveling wave described by u'(x,t) = x - c.t, 0 < x - c.t < 1 in a medium possessing a specific acoustic impedance Z and an isentropic speed of sound c, measured by a microphone as shown below.
t = 0
1
Find:
a) What is the u'' of the finite wave packet? (5 Points)
b) What is the I... of the finite wave packet? (5 Points)