MEDIUM
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What happens to sound when it strikes a hard and smooth surface?

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Important Questions on Acoustics

HARD
Science>Physics>Acoustics>Reflection of Sound
How can echo formation be reduced in a room?
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Science>Physics>Acoustics>Reflection of Sound
Why do we not hear echoes in small rooms?
EASY
Science>Physics>Acoustics>Reflection of Sound
What is the speed of sound in air at room temperature?
HARD
Science>Physics>Acoustics>Reflection of Sound
Which device uses sound reflection to measure depth?
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Science>Physics>Acoustics>Reflection of Sound
Which phenomenon is used in the working of a stethoscope?
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Science>Physics>Acoustics>Reflection of Sound
What is the role of reflection of sound in SONAR?
HARD
Science>Physics>Acoustics>Reflection of Sound
Which surface is most effective for sound reflection?
EASY
Science>Physics>Acoustics>Reflection of Sound
The sound waves are reflected from an obstacle into the same medium from which they were incident. Which of the following changes?
HARD
Science>Physics>Acoustics>Reflection of Sound
What is the primary use of sound reflection in architecture?
HARD
Science>Physics>Acoustics>Reflection of Sound
What is the effect of reverberation in an auditorium?
EASY
Science>Physics>Acoustics>Reflection of Sound
What is the reflection of sound called when it reaches the ear after 0.1 seconds?
HARD
Science>Physics>Acoustics>Reflection of Sound
How does reflection of sound differ from refraction of sound?
EASY
Science>Physics>Acoustics>Reflection of Sound
Which principle explains the reflection of sound?
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Science>Physics>Acoustics>Reflection of Sound
How can sound waves be directed to specific areas?
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Science>Physics>Acoustics>Reflection of Sound
Which type of surface absorbs sound the most?
HARD
Science>Physics>Acoustics>Reflection of Sound
Which phenomenon makes it possible to hear sounds in a canyon?
EASY
Science>Physics>Acoustics>Reflection of Sound
The sound waves are reflected from an obstacle into the same medium from which they were incident. Which of the following changes?
EASY
Science>Physics>Acoustics>Reflection of Sound
What is the minimum distance required for an echo to be heard?
HARD
Science>Physics>Acoustics>Reflection of Sound
What is the purpose of using concave surfaces in sound reflectors?
HARD
Science>Physics>Acoustics>Reflection of Sound
What is reverberation?