Question ID - 57086 | SaraNextGen Top Answer
Two soap bubbles 
and 
are formed at the two open ends of a tube. The bubble 
is smaller than bubble
. Valve and air can flow freely between the bubbles, then
a)
There is no change in the size of the bubbles
b)
The two bubbles will become of equal size
c)
will become smaller and 
will become larger
d)
will become smaller and 
will become larger
Two soap bubbles and are formed at the two open ends of a tube. The bubble is smaller than bubble. Valve and air can flow freely between the bubbles, then
a)
There is no change in the size of the bubbles
b)
The two bubbles will become of equal size
c)
will become smaller and will become larger
d)
will become smaller and will become larger
|
(c) Excess of pressure inside the bubble, |
. So smaller is the radius
, the larger is the excess of pressure
. It means, the pressure of air is more in bubble 
than in bubble
. So the air will go from bubble 
to bubble 
Answer Link
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