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Grade 12Electrostatics

64 identical drops each of capacity 5uf combine to form a big drop.what isthe capacity of big drop

Profile image of suman
9 Years agoGrade 12
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2 Answers

Profile image of moesha
9 Years ago
Radius of big drop=R
Radius of small drop=r
 
volume of big drop=64×volume of small drop
we conclude 
R=4r
Capacitance of a small drop= 4π𝞮𝞸 r=5uf-----------(1)
Capacitance of large drop= 4π𝞮𝞸 R=Cuf...............(2)
Taking ratio we get C=20uf 
 
 
Profile image of MD ASIF
7 Years ago
64 IDENTICAL DROPS EACH OF CAPACITY 5uF COMBINE TO FORM A BIG DROP . WHAT IS THE CAPACITY OF THE BIG DROP?

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