The instrument used to identify and draw sound waves is called a “sonar”. Sonar stands for Sound Navigation and Ranging. It emits sound waves into water and detects the echoes bounced back from objects, helping in navigation, communication, and underwater ...
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The instrument used to detect submerged objects is called “Sonar”. Sonar stands for Sound Navigation and Ranging. It operates by emitting sound waves into water and detecting the echoes bounced back from underwater objects. Sonar is essential for applications like ...
When soldiers march in step on a bridge, their synchronized steps can match the bridge’s natural frequency, leading to resonance. This resonance can amplify the vibrations and potentially cause structural failure. Therefore, soldiers are instructed not to march in step ...
Women’s voices are thinner (shrill) compared to men’s voices primarily because the frequency is higher. Higher frequency results in a higher pitch, characteristic of women’s voices. This is due to women having shorter and thinner vocal cords that vibrate at ...
The intensity of sound during normal conversation typically ranges from 50 to 60 decibels. This level is comfortable for human ears and is common in everyday social interactions.