Download App

Sound — Science STD 9 — Question

Rajasthan BoardEnglish MediumSTD 9ScienceSound1 Mark
Question
An object oscillates 50 times in one second. What would be its frequency?
✓

Answer

  1. 50Hz
Explanation:
Frequency is defined as the number of oscillations in one second , as the given object is oscillating, 50 times in one second therefore its frequency is 50 Hz .

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→Rajasthan Board STD 9 question papers→Rajasthan Board question paper generator→

Similar questions

Choose the incorrectly matched pair from the options given below.
→
Which one of the following species of honey bee is an Italian species?
→
The inertia of a moving body makes it:
→
You are on a frictionless horizontal plane. You can get off the plane:
→
The number of lenses in compound light microscope is:
→
When two molecules of hydrogen react with one molecule of oxygen, the mass of reactants is 36, what is the mass of products:
→
One of the following liquids will leave behind a residue on heating. This one is:
→
Which of the following are Indian cattle?
  1. Bos indicus.
  2. Bos domestica.
  3. Bos bubalis.
  4. Bos vulgaris.
→
Which is the most commonly used stain for epidermal cells?
→
The nuclear material without nuclear membrane is observed in:
→