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If a liquid does wet the surface ,its an...

If a liquid does wet the surface ,its angle of contact is acute or obtuse ?

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The correct Answer is:
Acute .
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KUMAR PRAKASHAN-MECHANICAL PROPERTIES OF FLUIDS -SECTION -C (Objective Questions) (VSQs)
  1. Why colours and lubricating oil have less surface tension ?

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  2. Arrange the following liquids in increasing order of surface tension ....

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  3. If a liquid does wet the surface ,its angle of contact is acute or obt...

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  4. Liquid is stick to the glass then angle of contact for liquid glass wi...

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  5. On what factors does the value of angle of contact depend ?

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  6. How angle of contact depend on temperature ?

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  7. Why tefllon is coated ,the angle of contact between oil and non -stick...

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  8. Why raincoat does not wet in rain ?

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  9. Water rises to a height of 20 mm in a capillary . If the radius of th...

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  10. How the oil lamp produces light through a wick that is lit using a mat...

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  11. Why the moisture is retained in soil when a farm is being plough ?

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  12. Why it is better to wear cotton clothes in summer ?

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  13. Why the refill of marker pen which is used to write on white board is ...

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  14. Why does the water rise in a capillary tube Explain .

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  15. Why does the mercury fall in a capillary tube ?

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  16. A 20 cm long capillary tube is dipped in water The water rises upto 8 ...

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  17. In incompressible flow the density of a fluid changes with time and po...

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  18. Non -viscous flow can be a streamline.

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  19. In a steady flow velocity of the fluid at each point remains identical...

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  20. The Bernoulli equation can be considered to be a statement of the cons...

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