Download App

Sound — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceSound1 Mark
MCQ
The frequency of sound waves in water is:
  • A
    Same as that of frequency of source.
  • B
    Less than frequency of source.
  • C
    More than frequency of source.
  • D
    Can't say.
✓

Answer

  1. Same as that of frequency of source.

Explanation:

Frequency of a wave is characterised by the source of the wave, which produces disturbance, therefore it doesn't change. When medium is changed. So frequency will not change in water and will be same as the frequency of source.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q. [1 M]" from Sound→Sound — all question types→Science STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

The law of constant phosphorus, sulphur and krypton, the elements having the lowest and highest atomicities are respectively:
→
Which one of the following is not an exotic breed of cow?
→

Which of the following is incorrect for green manure?

  1. It supplies organic matter.
  2. It supplies nitrogen.
  3. It prevents soil erosion.
  4. It allows leaching.
→
A particle is moving with a constant speed along a straight line path. A force is not required to:
→

Tendons and ligaments are:

  1. Dense connective tissue.
  2. Loose connective tissue.
  3. Muscular tissue.
  4. Vascular tissue.
→
All living things including plants and animals are made up of:
→

A student draws a distance-time graph for a moving scooter and finds that a section of the graph is a horizontal line parallel to the time axis. Which of the following conclusion is correct about this section of the graph?

    →
    A Negative charge is moving towards a person. The direction of magnetic field lines will be in:
    →
    A force of 50N is applied on a nail of area 0.001sqcm.Then the thrust on the nail is equal to:
    →
    Match the atomic numbers 4, 14, 8, 15, and 19 with a non-metal of valency 4.
    →