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1 hz = how many decibels?
what is the relationship between frequency and time period
give 15 musical instruments with their names and their vibrating parts?
which characteristic of a vibrating body determines the-
(b)Pitch of the sound produced by it?
give 4 advantages and disadvantages of loudspeakers?
What is the difference between Noise and Music?
Which of the following voices is likely to have maximum frequency?
some steps to reduce noise pollution?
Identify the part which vibrates to produce sound in the following
(a) Dholak (b) Sitar (c) Flute
a spoon can sound like a bell. No, this is not riddle. it's science. prove it?
The quality of two sounds with the same fundamental frequency differs because of the number and relative loudness of the.......?
Explain the principle on which Jaltarang works.
5 differences between loudness and pitch
Why the voice of men, women and children are different?
write a short note on noise pollution and i need it fast please
1. How is the frequency of a vibrating obect ? How is it related to shrillness of sound ?
2. Ramesh measured the time gap between lightning and thunder, and found that it was 3 seconds. Assuming light covers the distance instantly, what is the distance of the clouds from Ramesh.
What is the difference between Vibration and Oscillation ?
How do loudness and pitch of sound depend on amplitude and frequency respectively?
any 5 difference between audible and inaudible sound plz do it quick.
1. In which medium speed of sound is maximum an din which minimum ?
2. A pendulum makes 16 oscillations in 2 seconds . What is the frequency of the pendulum ?
wat is d aim , colclusion n observation of jaltarang ??
what are the vibrating part of following objects
a.harmonium b.tabla c.flute d. guitar e.ghatam f.manjira g.noot h.kartal i.sitar j.striking a pan
What are longitudinal and transverse wave? and is Sound a longitudinal wave?
a spoon can sound like a bell prove it
What is amplitude,frequency and time period?
how is sound produced in mridangam
what is amptitude
Which of the following voices is likely to have minimum frequency.
(a) A man (b) A baby girl (c) A baby boy (d) A woman
identify the sources of noise pollution in your locality. Discuss with your parents, friends and neighbours. Suggest how to control noise pollution. Prepare a brief report and present it in the class.
Que - the sound produced by a tuning fork has no harmonics . true or false . also explain why ?
suppose you are going in a jet plane,and one of the windows breaks due to an accident.what problems do you think you will face?
name any 7 musical instruments and their vibrating parts
what is the SI unit of vibration ?
compare the transmission of sound in solids , liquids and gases?
give two uses of ultrasonic vibrations in industry .
How can you say that sound is a form of energy? Explain with examples.
What is audible and inaudible sounds
Explain how sound produced by a vibrating object reaches your ears. What happens after it enters the ears?
WHAT IS THE DIFFERENCE BETWEEN PRODUCTION AND PERCEPTION OF SOUND?
an explosion occurs on the moon.will it be
b)heard on the earth instantly or after sometime?
In the game of hide and seek how the blind folded person guess ho is the nearest person to him
If we want to hear a train approaching from far away , why it is more convenient to put th ear to the track ?
What are ultrasonic sounds? Write some applications of ultrasonic waves.
how do human beings produce sound
what are two important properties of sound
Write an activity to prove that sound needs a medium for propogation .
I searched it on the study material but realistic activities are needed inculing
2) Materials Required
4) Observation / Conclusion
Thanks in adance and don't forget to wish me 'All The Best' for the exam . Tomorrow it will take place .
what are disadvantages of sound pollution
a voilin is always stored with its string loosened to present them from snapping. when it is being tuned the strings are tightened gradually. what effect does this have on the pitch of the note produced.
How to make ektara at home
1 give reasons
A) Cinema halls and auditoriums are carpeted and their walls are coated with rough material
b) Echoes are not formed in our classrooms
what is sound ?
define sound .
difference between audible and inaudible sound
explain how noise pollution is harmful to human beings?
what is noise pollution
which one of the following can hear the infrasound?
what is the difference between time period and frequency
what is 1 hertz
If the amplitude is increased by 3 times , by how much does the loudness increase?
why can you not hear the echo if you stand 10m away from the wall and shout towards it
describe an experiment to show that sound can travel through liquids.
A pendulum produce 20 oscillation in 5 second.Calculate its time period.
time taken to complete one oscillation is called
if you play a musical instrument,bring it to the class and demonstrate how you play it
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