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Questions and Answers
Which factor primarily determines the speed of sound in a medium?
Which factor primarily determines the speed of sound in a medium?
- Temperature and pressure of the medium
- The frequency of the sound wave
- The amplitude of the sound wave
- Elasticity and density of the medium (correct)
What is the primary focus of the Ls-12 study of Sound Std÷9th?
What is the primary focus of the Ls-12 study of Sound Std÷9th?
- The history of sound production
- The properties and behavior of sound waves (correct)
- The impact of sound on human health
- The cultural significance of sound
What is the main reason behind the phenomenon of sound refraction?
What is the main reason behind the phenomenon of sound refraction?
- Change in sound frequency with distance
- Absorption of sound by the medium
- Reflection of sound waves off surfaces
- Variation in sound speed due to temperature gradient (correct)
