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प्रश्न
If ‘θ’ represents the angle of contact made by a liquid which completely wets the surface of the container then ______.
विकल्प
θ = 0
0 < θ < `pi/2`
θ = `pi/2`
`pi/2` < θ < π
उत्तर
If ‘θ’ represents the angle of contact made by a liquid which completely wets the surface of the container then θ = 0.
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