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Gauransh Raj Khosla
Asked: 2022-11-02T07:59:35+05:30 In:

The lower end of a capillary tube is at a depth of `12 cm` and water rises `3 cm` in it. The mouth pressure required to blow an air bubble at the lower end will be `x cm` of water column, where `x` is
A. `12`
B. `15`
C. `3`
D. `9`

The lower end of a capillary tube is at a depth of `12 cm` and water rises `3 cm` in it. The mouth pressure required to blow an air bubble at the lower end will be `x cm` of water column, where `x` is
A. `12`
B. `15`
C. `3`
D. `9`
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1 Answer

  1. Correct Answer – B
    Pressure due to `15 cm` long liquid column needs to be balanced.

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