Properties Of Solids And Liquids Question 336
Question: The radius of a soap bubble is increased from cm to cm. If the surface tension of water is 30 dynes per cm, then the work done will be[MP PMT 1986]
Options:
A) 180 ergs
B) 360 ergs
C) 720 ergs
D)960 ergs
Show Answer
Answer:
Correct Answer: C