64 small drops of water having the same charge and same radius are combined to form one big drop. The ratio of capacitance of big drop to small drop is
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
4 : 1
b
1 : 4
c
2 : 1
d
1 : 2
answer is A.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
Let r and R be the radii of small and big drops respectively. Then43πR3=64×43πr3=(4)3×43πr3 ∴ R=4rFurther C∝r∴ (C)big (C)small =4rr=41