Question

29. Derive the formula of excess pressure inside a soap bubble ?​

Answer 1

Answer:

2 pa. D. 8 pa. Hint: In this question we first write all the force component that are acting on the bubble and then equate them following the sign convention that is FP1+FT=FP2 then we get the expression for excess pressure as ΔP=P2−P1=4TR then we substitute the values provided in the question and get the answer.