NDA 2026 Physics question

While pouring water slowly from a jug, a general observation is that a water layer usually flows along the side of the jug. Which property of water among the following is responsible for this phenomenon ?

(A)Surface tensionCorrect
(B)Relatively low vapour pressure at room temperature
(C)Negligible compressibility
(D)Low viscosity at room temperature

Answer: (A)

Solution

When water is poured slowly, the adhesive force between water and the surface of the jug,

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Question ID VK-033398