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Worksheetssound
Total questions: 25
Worksheet time: 15mins
Which of the following has the maximum speed?
Sound in air
Sound in liquids
Light
Sound in solids
The sound of an object has 120 vibrations per minute. What is the frequency and time period?
60 Hz & 0.167 seconds
3 Hz & 0.33 seconds
5 Hz & 0.2 seconds
2 Hz & 0.5 seconds
Which part of human ear converts sound vibrations into electrical signals
Hammer
Stirrup
Tympanic membrane
Cochlea
The volume of a sound is measured in units called ________
decibels
liters
sound waves
Vibrating part in musical instrument Tabla is
string
Stretched Membrane
Air Column
all of the above
Vibrating part in musical instrument Flute is
string
Stretched Membrane
Air Column
all of the above
Vibrating part in musical instrument Guitar is
string
Stretched Membrane
Air Column
all of the above
The maximum displacement of the pendulum bob
Frequency
Amplitude
Time period
The SI unit of Frequency
Hertz
Ampere
None of the above
Pitch or shrillness of the sound depends upon the
Loudness
Amplitude
Frequency
Sound should not travel through the
Liquid
Solid
Vaccum
The middle ear otherwise called
Inner ear
Solanum
Tympanum
The number of oscillations per second is called
Amplitude
Frequency
Time period
The object that travels faster than the sound is called
Super sonic speed
Irregular speed
Regular speed
What happens to our hearing if we listen to loud noises all the time?
we appreciate music better
we get a ringing in our ears
we start to experience hearing loss
Matter that carries sound waves is called a _________
particle
object
medium
matter
