Physics
Grade-8
Easy
Question
The frequency of a sound wave is ____ to its time period.
- Perpendicular
- Equal
- Reciprocal
- Corresponds
Hint:
The frequency of a sound wave is reciprocal to its time period.
The correct answer is: Reciprocal
- The reciprocal of frequency is its time period.
- f=1/T
- Where, f= frequency and T= time period.
- Frequency is no. of cycles per second.
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