1.

A glass tuble of uniform internal radius (r) has a valve separating the two indential ends. Intially, the valve is in a tightly closed positioni. End 1 has a hemisphreical soap bubbleof radis r. End 2 has sub hemispherical soap bubble as shown in figure. Just after opening the valve

Answer»

Airfrom END1 folows towards END 2. No change in the volume of the SOAP BUBBLE
Air form end 1 flows towards end 2. Volume of the soap bubble at end 1 decreases
No change occurs
Air form end 2 flows towards end 1. Volume of the soap bubble at end 1 increases.

Answer :B


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