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The tangential force per unit length an ...

The tangential force per unit length an imaginary line drawn on the surface of a liquid , is

A

surface energy

B

surface tension

C

free surface energy

D

work done

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • Find force per unit length at P

    A
    `10^(-4)m`
    B
    `10^(-4)N//m`
    C
    `3xx10^(-4)N//m`
    D
    `0.3N//m`

  • If l is the length of an imaginary line drawn on free surface of liquid and F is tangential force acting on it , the surface tension is

    A
    F/l
    B
    Fl
    C
    l/F
    D
    T/l

  • A beaker of radius 15 cm is filled with a liquid of surface tension 0.075 N/m. Force across an imaginary diameter on the surface of the liquid is

    A
    0.075 N
    B
    `1.5 xx 10^(-2) N`
    C
    `0.225 N`
    D
    `2.25 xx 10^(-2) N`

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