64 drops of water are combined to form o...

64 drops of water are combined to form one big drop. Surface energy of big drop is how many times of any small drop.

A

16

B

8

C

4

D

None

Text Solution

Verified by Experts

The correct Answer is:

A

`V_i=V_f`
`64xx4/3pir^3 = 4/3piR^3`
4r=R
`E_R/E_r =(T.4piR^2)/(T.4pir^2)`
`(4)^2`
= 16

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