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1 hz = how many decibels?
Explain the principle on which Jaltarang works.
what is the relationship between frequency and time period
give 15 musical instruments with their names and their vibrating parts?
give 4 advantages and disadvantages of loudspeakers?
What is the difference between Noise and Music?
if the thickness of vibrating string is increased,its pitch-------------
some steps to reduce noise pollution?
a spoon can sound like a bell. No, this is not riddle. it's science. prove it?
Why do our steps do not produce loud sound if we walk on carpet floor?
5 differences between loudness and pitch
what is 1 hertz
Why the voice of men, women and children are different?
write a short note on noise pollution and i need it fast please
State true or false
1.Sound can be produced by beating an object irrespective of whether there are vibrations or not.
2.The sound of a tabala normally has a lower pitch than the sound of a violin.
3.A short flute will produce sound of lower pitch than a long flute.
What is the difference between Vibration and Oscillation ?
how is sound produced in mridangam
How do loudness and pitch of sound depend on amplitude and frequency respectively?
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 ?
name any 7 musical instruments and their vibrating parts
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
Which of the following voices is likely to have maximum frequency?
What are longitudinal and transverse wave? and is Sound a longitudinal wave?
a spoon can sound like a bell prove it
Which parts of jal tarang vibrates
What is amplitude,frequency and time period?
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.
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?
Loudness of sound is proportional to the square of the amplitude of the vibration produced...justify,
what is the name given to sound produced by irregular vibrations?
what is the SI unit of vibration ?
describe an experiment to show that sound can travel through liquids.
compare the transmission of sound in solids , liquids and gases?
Why don't we hear sound of exploding meteors in sky
give two uses of ultrasonic vibrations in industry .
How can you say that sound is a form of energy? Explain with examples.
any 5 difference between audible and inaudible sound plz do it quick.
What is audible and inaudible sounds
how do whales and dolphins communicate under water?
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
which characteristic of a vibrating body determines the-
(b)Pitch of the sound produced by it?
If we want to hear a train approaching from far away , why it is more convenient to put th ear to the track ?
how do human beings produce sound
The amplitude of the sound wave decides on its _________.
What are ultrasonic sounds? Write some applications of ultrasonic waves.
what are two important properties of sound
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
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 .
on which principle is the indian musical instrument 'jal tarang' based ???
somebody answer fast ... i have my exam 2morrow...
what are disadvantages of sound pollution
How sound is produced by dholak?
How to make ektara at home
How does a jaltarang work? I searched on the net and it said that the shorter the air coloumn above the water, the faster it vibrates, thus producing a higher pitch. Why is this so? I didn't understand at all and I really need help.
what is sound ?
define sound .
difference between audible and inaudible sound
explain how noise pollution is harmful to human beings?
what is noise 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.
what is the difference between time period and frequency
wat is d aim , colclusion n observation of jaltarang ??
If the amplitude is increased by 3 times , by how much does the loudness increase?
time taken to complete one oscillation is called
What is the relationship between the loudness and the amplitude of the vibrating body?
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