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The rise or fall of a liquid in capillar...

The rise or fall of a liquid in capillary tube experiment is given by the formula

A

`rrhog//2costheta`

B

`rhorg//2`

C

`2//rhorg`

D

`2Tcostheta//rhorg`

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • A liquid in a capillary tube when the angle of contact is

    A
    An acute angle
    B
    An abuse angle
    C
    A right angle
    D
    `pie` radian

  • If R is the radius of the meniscus of liquid in capillary and r is the radius of capillary. The angle of contact will be

    A
    `cos^-1(r/R)`
    B
    `cos^-1(R/r)`
    C
    `cos^-1(rR)`
    D
    `cos^-1(R)`

  • Due to capillary action, a liquid will rise in the capillary tube if the angle of contact is

    A
    acute
    B
    abuse
    C
    `90^@`
    D
    None

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    Water rises to height of 20mm in capillary tube hving cross sectional area A. If the area of the cross section of the tube is made A/4, then find the rise of height water.

    What will be the rise of water when a capillary tube of radius 0.5mm is dipped iri water?

    A liquid rises to a particular height in a capillary tube. Will the liquid overflow if the tube is of insufficient length.

    Water rises upto a height h in a capillary tube of a certain diameter. This capillary tube is replaced by a similar tube of half the diameter. Now, calculate the height of water will rise.

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