A spherical soap bubble has a radius r and a surface tension γ and contains air at a pressure p. More air is blown into the bubble, causing the radius to increase to 2r.(a) The surface tension in this now inflated soap bubble is(A) slightly less than γ.(B) equal to γ.(C) slightly more than γ.(D) 2 γ.(b) The pressure of the air inside this now inflated soap bubble is(a) slightly less than(b) equal to p.(c) slightly more than p.(d) 2p.

Amit Saxena , 9 Years ago

Grade upto college level