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It becomes easier to spray the water in ...

It becomes easier to spray the water in which some soap is dissolved. Why?

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In the following questions, a statement of assertion is followed by a statement of reason. Mark the correct choice as (a) If both assertion and reason are true and reason is the correct explanation of assertion. (b) If both assertion and reason are true but reason is not the correct explanation of assertion. (c ) If assertion is true but reason is false. (d) If assertion and reason are false. Q. Assertion: It is easiar to spray water in which some soap is dissolved. Reason: Soap is easier to spread.

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SL ARORA-Mechanical Properties of fluids-Exercise
  1. Oil spreads on cold water but remains as drop on hot water.

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  2. Tow soap bubbles A and B are formed at the two open ends of a tube. Th...

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  3. It becomes easier to spray the water in which some soap is dissolved. ...

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  4. does angle of contact depends on the inclination of the solid surface ...

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  5. While sewing, a person often wets the end of a thread before, trying t...

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  6. The force required by a man to move his legs immersed in water is smal...

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  7. Explain why (a). The angle of contact of mercury with galss is obtus...

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  8. Whan air is blown in between two balls suspended close to each other, ...

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  9. Define the term fluid.

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  10. Modulus of rigidity of a liquid

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  11. Define density. Is it a scalar or vector quantity ? Give its unit and ...

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  12. State Pascal's law. How can it be demonstrated?

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  13. State the principle of working of hydraulic press.

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  14. Name two practical applications of Pascal's law.

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  15. ATMOSPHERIC PRESSURE

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  16. Deoes the atmospheric pressure vary with the height above the earth's ...

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  17. What is meant by one torr of pressure ?

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  18. What is one bar of pressure ?

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  19. Write the the relation between torr and millibar.

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  20. What are the factors, which effect the atmospheric pressure at a place...

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