Question
Select the correct statement about electric charge
Quantization of charge.
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refractive index of the $\mathrm{m}^{\text {th }}$ slab and $\Delta \mathrm{n}=0.1$ (see the figure). The ray is refracted out parallel to the interface between the $(m-1)^{\text {th }}$ and $m^{\text {th }}$ slabs from the right side of the stack. What is the value of $m$ ?
(IMAGE)

$(1)$ Amplitude $(2) $ Period $(3)$ Displacement
Of these statements
