$\"\"$

Density of of the metal plate is $\"\"$ .

Depth of the metal plate is $\"\"$ .

Width of the metal plate is $\"\"$ .

Force on one side of the plate is $\"\"$ .

Here $\"\"$ and $\"\"$ .

Change in the depth is $\"\"$ .

Substitute corresponding values in the above.

$\"\"$

Use simpson $\"\"$ s rule to evaluate the above value. \ \

$\"\"$

Therefore, the force of the water against the plate is $\"\"$ .

$\"\"$

The force of the water against the plate is $\"\"$ .