B25 A spherical drop of mercury of radius 2 mm falls to the ground and breaks into 10 smaller drops of equal size. Calculate the amount of work that has to be done. (Surface tension of mercury = 4.72 x 10 'Nm ') What is the minimum speed with which the original drop could have hit the ground? (Density of mercury = 1.36 x 10* kg m .)

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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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B25 A spherical drop of mercury of radius 2 mm
falls to the ground and breaks into 10 smaller
drops of equal size. Calculate the amount of
work that has to be done. (Surface tension of
mercury = 4.72 x 10 'Nm ')
What is the minimum speed with which the
original drop could have hit the ground?
(Density of mercury 1.36 x 10* kg m )
Transcribed Image Text:B25 A spherical drop of mercury of radius 2 mm falls to the ground and breaks into 10 smaller drops of equal size. Calculate the amount of work that has to be done. (Surface tension of mercury = 4.72 x 10 'Nm ') What is the minimum speed with which the original drop could have hit the ground? (Density of mercury 1.36 x 10* kg m )
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