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The wetability of a surface by a liquid depends primarily on
Options
(a) surface tension
(b) density
(c) angle of contact between the surface and the liquid
(d) viscosity
Correct Answer:
angle of contact between the surface and the liquid
Explanation:
Wetability of a surface by a liquid primarily depends on angle of contact between the surface and liquid. If angle of contact is acute liquids wet the solid and vice-versa.
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- A step-up transformer operates on a 230 V line and supplies a current of 2 A.
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Topics: Properties of Bulk Matter
(130)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When a bullet of mass 10 g and speed 100 ms⁻¹ penetrates up to distance 1 cm
- A step-up transformer operates on a 230 V line and supplies a current of 2 A.
- Light of wavelength λ is incident on slit of width d. The resulting diffraction
- A uniform wire of resistance 9Ω is joined end-to-end to form a circle. Then
- A block of mass 4 kg is kept on a rough horizontal surface.The coefficient of static
Topics: Properties of Bulk Matter (130)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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