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UPPSC PCS 2019 · Question 142 of 150

What happens when some charge is placed on a soap bubble?

Science & Tech

  1. AIts radius increasesCorrect
  2. BIts radius decreases
  3. CThe bubble collapses
  4. DNone of the above

Answer: A. Its radius increases

Explanation

The charge distributes on the surface and mutual repulsion increases the bubble’s radius.

Source: https://theexampillar.com/uppsc-pcs-acf-and-rfo-pre-exam-paper-2019-paper-1-in-english-answer-key/

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