What is the work done in blowing a soap bubble of radius r and surface tension S?

What is the work done in blowing a soap bubble of radius r ahnd surface tension S?

What is the work done in blowing soap bubble of radius 'r' and surface tension 'sigma' ?

The amount of the work done in blowing a soap bubble of radius r and surface tension sigma , is:

The work done in blowing a soap bubble of radius 5 cm is

Calculate the work done in blowing a soap bubble of radius 4 cm. The surface tension of soap solution is 25 xx 10^-3 N//m .

What will be the work done in blowing a soap bubble of radius 2 cm, the surface tension of the soap solution is 20 dyne/cm at constant temperature?

Calculate the work done in blowing a soap bubble of radius 0.1m surface tension being 0.03 Nm^(-1) . What additional work will be performed in further blowing it so that its radius is doubled ?