Under What Conditions Do Shock Waves Occur

question 69

Multiple Choice

Under what conditions do shock waves occur?

• A)The frequency of the waves is the resonant frequency of the system.
• B)The amplitude of waves exceeds the critical shock value.
• C)When two waves from different sources collide with each other.
• D)The wave source is traveling at a speed greater than the wave speed.
• E)The period of the waves matches the lifetime of the waves.