Download App

Sound — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceSound1 Mark
MCQ
$1$ hertz is equal to:
  • A
    $1$ Vibration per minute
  • B
    $10$ Vibrations per minute
  • ✓
    $60$ Vibrations per minute
  • D
    $600$ Vibrations per minute
✓

Answer

Correct option: C.
$60$ Vibrations per minute
$1 Hz = 1$ Vibration per sound $= 60$ vibration per minute

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. [I MARKS]" from Sound→Sound — all question types→Science STD 8 question papers→Gujarat Board STD 8 question papers→Gujarat Board question paper generator→

Similar questions

Which of the following can be beaten into thin sheets? Why?
→
The constituent of a polluted air which contributes in producing acid rain is:
→
Ignition temperature is:
→
Which one of the following metals is the most ductile?
→
The fungus that is commonly used in bakery and beverage industries is:
→
Fibre produced in factories is called
→
Heat is reflected from the earth's surface and trapped in the atmosphere. Which phenomena is being referred to?
→
A nerve cell is long and has projections so that they can:
$(i)$
Bring about the movement in body parts.
$(ii)$
Make contacts with many other nerve cells.
$(iii)$
Carry water and mineral salts from roots to leaves.
$(iv)$
Carry messages over long distances i.e between brain and other parts of the body.
→
The major constituent of natural gas is/ are:
→
An increase in the amount of carbon dioxide results in
→