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fluid flow

The window and door of house Are both left open a windy day. The door which opens inward tend to slum shut when it is slightly ajar,.explain

Riya Parekh asked.

Answer:

This is a consequence of the difference in presure. When there if flow of air, the speed of air outside will be more and therefore the pressure immediately outside the door becomes less than that inside and therefore it gets shut.

 

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