MCQ
The period of the wave will be.
- A$2.5\mu\text{s}$
- B$0.25\mu\text{s}$
- ✓$0.025\mu\text{s}$
- D$\text{None of these}$
Time period, $\text{T}=\frac{1}{\text{v}}$
$\text{T}=\frac{1}{40\times10^6}$
$\Rightarrow\text{T}=0.25\mu\text{s}$
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$(i)$ $A$ is feebly repelled
$(ii)$ $B$ is feebly attracted
$(iii)$ $C$ is strongly attracted
$(iv)$ $D$ remains unaffected
Which one of the following is true?

