physics

The horizontal door of a substance at a depth of 500m has an area of 0.4m^2 .
Calculate the force exerted by the sea water on the door at this depth.

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1. Wondering what the pressure on the other side of the door is? One has to know in order to calculate net force on the door.

forceondoor/area=pressure due to water+air pressure above.

pressure due to water:
Pressure=densitywater*g*depth

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bobpursley
2. thank you sir. May God bless you

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3. thank you sir. May God bless you.

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4. R.D=density of substance/density of water

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5. Unknown

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