Electrostatics Question 75
Question: 125 identical drops each charged to the same potential of $ 50\ volts $ are combined to form a single drop. The potential of the new drop will be [MP PET 1997]
Options:
A) $ 50V $
B) $ 250\ V $
C) $ 500\ V $
D) $ 1250\ V $
Show Answer
Answer:
Correct Answer: D
Solution:
$ V={{n}^{\text{2}/\text{3}}}v\Rightarrow V={{( \text{125} )}^{\text{2}/\text{3}}}\times \text{5}0=\text{ 125}0V $
