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Distinguish between loudness and intensi...

Distinguish between loudness and intensity of sound.

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MTG IIT JEE FOUNDATION-SOUND-NCERT Section
  1. Calculate the wavelength of a sound wave whose frequency is 220 Hz and...

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  2. A person is listening to a tone of 500 Hz sitting at a distance of 450...

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  3. Distinguish between loudness and intensity of sound.

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  4. In which of the three media : air, water or iron , does sound travel t...

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  5. An echo is returned in 3 s. What is the distance of the reflecting sur...

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  6. Why are the ceilings of concert halls curved ?

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  7. What is the audible range of the average human ear ?

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  8. What is the range of frequencies associated with (a) infra sound (...

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  9. Write the (approximate) range of frequencies of ultrasound.

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  10. A submarine emits a sonar pulse, which returns from an underwater clif...

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  11. What is sound and how is it produced ?

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  12. Describe with the help of a diagram, how compressions and rarefactions...

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  13. Cite an experiment to show that sound needs a material for its propaga...

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  14. Why is sound wave called a longitudinal wave ?

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  15. Which characteristic of the sound helps you to identify your friend by...

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  16. Flash and thunder are produced simultaneously. But thunder is heard a ...

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  17. A person has a hearing range from 20 Hz to 20 kHz. What are the typica...

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  18. Two children are at opposite ends of an aluminium rod. One strikes the...

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  19. The frequency of a source of sound is 100 Hz. How many times does it v...

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  20. Does sound follow the same laws of reflection as light does ? Explain.

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