Pakistan latest Mcqs with Answers
By Waqas Niazi / In Physics Mcqs / January 17, 2019
The spherical shape of a small drop of rain is due to ?
B: Atmospheric pressure
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Which colour has the longest wavelength ? A: Blue B: Red C: Green D: Yellow
Due to which phenomenon air bubble in water shines ? A: Diffraction B: Dispersion C: Total internal reflection D: Refraction