MCQ
An object is vibrating at $50$ hertz. What is its time period?
- ✓$0.02 s$
- B$0.2 s$
- C$2 s$
- D$20.0 s$
We know that
Frequency $=\frac{1}{\text{Time period}}$
$\Rightarrow $ Time period$=\frac{1}{\text{Frequency}}$
$\Rightarrow $ Time period$=\frac{1}{\text{50}}=0.02 \ \text{s}$
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