What are the mediums used in sound?
Air, water and wood
Gas, water and air
Elastic medium
Solid and gas
Which wave is propagated when sound is produced?
Seismic waves
Electromagnetic waves
Matter waves
Mechanical waves
What is the name for the study of Sound?
Wavelengths
Susurration
Acoustics
alpha waves
What is the sound frequency for humans?
40Hz to 50 kHz
30 Hz to 200 kHz
26 Hz to 200Hz
20 Hz to 20 kHz
What is the speed of sound in freshwater?
1481 m/s
1499 m/s
1489 m/s
1450 m/s
What is the unit of sound pressure level?
Pascal
Decibels
Liters
Joules
Where did sound cannot travel?
Heat
Rubber
Solids
vacuum
Which instrument is used to view sound waves?
oscilloscope
Reflex hammer
Stethoscope
Radiography
What kind of pressure is often measured as a level?
Differential pressure
Atmospheric pressure
Absolute pressure
Gauge pressure
Who first measured the speed of sound?
Isaac Newton
Vikram Sarabhar
Chandra Bose
Shrinivas Ramanujan
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