By blowing between two balloons hanging close to each other you observe that come closer. A similar phenomenon is seen in

the lifting of an aeroplane.

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the lifting of balloon filled with

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Solution

The correct option is A the lifting of an aeroplane.
This is due to the pressure difference that By blowing between two balloons hanging close to each other they come closer. This same phenomenon is observed in lifting of an aeroplane.

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By blowing between two balloons hanging close to each other you observe that come closer. A similar phenomenon is seen in

The correct option is A the lifting of an aeroplane.This is due to the pressure difference that By blowing between two balloons hanging close to each other they come closer. This same phenomenon is observed in lifting of an aeroplane.

The correct option is A the lifting of an aeroplane.
This is due to the pressure difference that By blowing between two balloons hanging close to each other they come closer. This same phenomenon is observed in lifting of an aeroplane.