Name the principle on which a soundboard works. - Vidyadip

Question

Name the principle on which a soundboard works.

✓

Answer

Soundboard works on the principle of reflection of sound.

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 "Do as directed; [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

What are Nissl’s granules?

Identify animal groups having:

Soft bodied animals supported by calcareous shells.
Spiny body has radial body symmetry.
Bones light and hollow.
Four pairs of jointed legs and no wings.
Extemal ear or pinna.

Who discovered the cell$?$

On which factor does severity of disease manifestations depend?

Name the scientist who first studied living cell$?$

Give reason: Majority of children in many parts of India are already immuned to Hepatitis A.

Give a short account of biofertilizers.

What is the usual symbol for $(a)$ an electron $(b)$ a proton, and $(c)$ a neutron$?$

Name one solid, one liquid and one gaseous non-metal.

The symbols of some of the ions are given below:
$\mathrm{Mg}^{2+}$
Using this information, find out the formulae of:
Magnesium chloride