Physics
Fluid-Mechanics
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Question

Work done in splitting a drop of water of 1 mm radius into 64 droplets is (Surface tension of water is 72 cross times 10 to the power of negative 3 end exponent J divided by m squared)

  1.  2.0 cross times 10 to the power of negative 6 end exponent J
  2. 2.7 cross times 10 to the power of negative 6 end exponent J
  3. 4 cross times 10 to the power of negative 6 end exponent J
  4. 5.4 cross times 10 to the power of negative 6 end exponent J

The correct answer is: 2.7 cross times 10 to the power of negative 6 end exponent J

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