Home » General Knowledge » What is the sound barrier? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 12 Students CBSE Exams.

What is the sound barrier? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 12 Students CBSE Exams.

What is the sound barrier?

When a plane passes the sound barrier it produces a booming sound. Sound travels at a certain speed depending on the altitude. When the plane flies faster than sound its wing undergoes great stress. This causes a shock wave which produces the booming sound.

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