Question

If T₁, T₂ and T₃ are the forces due to surface tension at the liquid-s solid-gas and liquid-gas interfaces such that T₂ - T₁ ≅ T₃ and the contact angle for the liquid-solid pair is θ then ______.

विकल्प

• θ ≅ 0

• `0 < θ < π/2`

• `θ = π/2`

• `π/2 < θ < π`

Answer 1

If T₁, T₂ and T₃ are the forces due to surface tension at the liquid-s solid-gas and liquid-gas interfaces such that T₂ - T₁ ≅ T₃ and the contact angle for the liquid-solid pair is θ then θ ≅ 0.