A) \[5\times {{10}^{-2}}N/m\]
B) \[3\times {{10}^{-2}}N/m\]
C) \[1.5\times {{10}^{-2}}N/m\]
D) \[1.2\times {{10}^{-2}}N/m\]
Correct Answer: B
Solution :
work =2, surface tension, (final area - initial area)You need to login to perform this action.
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