Parametric and Internal Resonances of an Axially Moving Beam with Time-Dependent Velocity

Figure 6

Frequency response curves for the (a) first mode and (b) second mode when the first mode is parametrically excited for the system parameters 𝛼=0.001, 𝜇=0, 𝑣₁=10, 𝑣_𝑙=40, and𝜎₁=92.39.

(a)

(b)