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The surface tension of a liquid is 70 "d...

The surface tension of a liquid is `70 "dyne" // cm` . In MKS system its value is

A

70 N/m

B

`7xx10^(-2)N//m`

C

`7xx10^(2)N//m`

D

`7xx10^(3)N//m`

Text Solution

Verified by Experts

The correct Answer is:
B
`S=70("dyne")/("cm")=(70xx10^(-5)N)/(10^(-2)m)=70xx10^(-3)N//m.`
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