JEE Main · Physics

Waves

19 practice questions, each with the answer and an explanation.

Practise Waves now

Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 19 questions

  1. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  2. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  3. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  4. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  5. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  6. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  7. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  8. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  9. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  10. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  11. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  12. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  13. A source emitting moves at straight towards a large flat wall. A stationary listener stands behind the source, on the line from the wall through the source. The speed…
  14. A tuning fork of frequency gives resonance in a pipe closed at one end when the air column is long and again when it is long. What is the speed of soun…
  15. A sonometer wire is kept taut by a metal block hanging from its end, and it vibrates at in its fundamental mode. The block is now completely immersed in water. If the density of the m…
  16. A string of length and mass is fixed at both ends. Its third harmonic resonates with the fundamental of a closed organ pipe of length (speed of sound…
  17. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  18. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?
  19. A wave has a frequency of and a wavelength of . What is its speed (in m/s)?

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