Question

64 water drops having equal charges combine to form one bigger drop. The capacity of bigger drop, as compared to that of smaller drop will be : ? ​

Answer 1

Answer:

4 timess

Explanation:

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Answer 2

so answer is 4 times

Answer

Let R be the radius of bigger drop after combining n drops and r be the radius of small drops.

3

4

πR

3

=n

3

4

πr

3

⇒R=n

3

1

r

now, Q

big

=nQ

small

,V

big

=k

R

Q

big

=k

n

3

1

r

nQ

small

=n

3

2

k

r

Q

small

=n

3

2

V

small

Q

big

=C

big

V

big

or C

big

=

V

big

Q

big

=

n

3

2

V

small

nQ

small

=n

3

1

C

small

here, n=64,C

big

=(64)

3

1

C

small

=4C

small