A spherical soap bubble of radius 1 cm is formed inside another of radius 4 cm. The radius of single soap bubble which maintains the same pressure difference as inside the smaller and outside the larger soap bubble is --------------- cm.

A spherical soap bubble of radius 1 cm is formed inside another of rad

1.	A spherical soap bubble of radius 1 cm is formed inside another of radius 4 cm. The radius of single soap bubble which maintains the same pressure difference as inside the smaller and outside the larger soap bubble is --------------- cm.
Answer» 1 0.8 0.5 0.25 Solution :`R=(r_(1)r_(2))/(r_(1)+r_(2))`