By Prof. Fazal Rehman Shamil
	
Last modified on May 27th, 2019

[insert_php]
$X = $Fv = $Ag = $Md =$Fn=1;
$A=””;
$display = “Null”;
$result=0;
if(isset($_POST[‘Calculate’]))
{
$Fv = $_POST[‘Fv’]; //assigning values from Form to valiables
$Ag = $_POST[‘Ag’];
$Md = $_POST[‘Md’];
$Fn = $_POST[‘Fn’];
$A = $_POST[‘A’];

if($A==4)
{
$display= “Froude Number(Fn) = “;
$result=$Fv/(sqrt($Ag*$Md));

}

elseif ($A==1)
{
$display = “Flow velocity(Fv) =”;
$result= $Fn*(sqrt($Ag*$Md));

}

elseif($A==2)
{
$display = “Acceleration gravity”;

$result= (($Fv*$Fv))/($Md*(($Fn*$Fn)));
}

elseif($A==3)
{
$display=”Mean Depth =”;
$result= (($Fv*$Fv))/($Ag*(($Fn*$Fn)));
}

}
[/insert_php]

Froude Number, Flow velocity, Acceleration of gravity,Calculations
and mean depth calculation formula and examples

I want to Calculate
Froude Number(Fn)
Flow Velocity(Fv)
Acceleration of Gravity (Ag)
Mean depth (Md)

[insert_php] echo $display;[/insert_php]

[insert_php]

if($A==4)
{
$display= “Froude Number(Fn) = “;
echo “

Result of what you enter is : FroudeNumber =

“;
echo “Formula : Flow velocity / (sqrt(Acceleration of Gravity * Mean depth))
“;
echo “Result = “.$Fv.”/(sqrt”.$Ag.”*”.$Md.”))
“;
echo “Result = “.$result.”

“;

}

elseif ($A==1)
{
$display = “Flow velocity(Fv) =”;

echo “Calculate Flow Velocity
“;
echo “Formula : Froude Number * (sqrt(Acceleration of Gravity * Mean depth))
“;
echo “Result = “.$Fn.”* (sqrt(“.$Ag.”*”.$Md.”))
“;
echo “Result = “.$result.”

“;

}

elseif($A==2)
{
$display = “Acceleration gravity”;

echo “Calculate Acceleration of Gravity
“;
echo “Formula : (Flow Velocity ^ 2) * (Mean depth * (Froude Number ^ 2))
“;
echo “Result = (“.$Fv.”^ 2)/(“.$Md.”*((“.$Fn.” ^ 2))
“;
echo “Result = “.$result.”

“;
}

elseif($A==3)
{
$display=”Mean Depth =”;
echo “Calculate Mean depth
“;

echo “Formula : (Flow Velocity ^ 2) / (Acceleration of Gravity * (Froude Number ^ 2))
“;
//(($Fv*$Fv))/($Ag*(($Fn*$Fn)))

echo “Result = (“.$Fv.”^ 2)/(“.$Ag.”*((“.$Fn.” ^ 2))
“;
echo “Result = “.$result.”

“;
}

[/insert_php]

Eaxmple of FroudeNumber

#	Flow velocit	Acceleration of Gravity	Mean depth	Formula	Values	Foude Number
1	12	14	18	$Fv/(sqrt($Ag*$Md))	2/(sqrt(14*18))	0.1259
2	9	16	18	$Fv/(sqrt($Ag*$Md))	2/(sqrt(14*18))	0.530

Eaxmple of Flow Velocity

#	Foude Number	Acceleration of Gravity	Mean depth	Formula	Values	Flow velocity
1	2	3	4	$Fn(sqrt($Ag$Md))	2(sqrt(1418))	6.98
2	13	15	20	$Fn(sqrt($Ag$Md))	2(sqrt(1418))	225.166

Eaxmple of Acceleration of Gravity

#	Foude Number	Flow Velocity	Mean depth	Formula	Values	Acceleration of Gravity
1	11	13	42	($Fv$Fv)/($Md(($Fn*$Fn))	(1313)/(42(11*11))	0.0332
1	10	19	8	($Fv$Fv)/($Md(($Fn*$Fn))	(1919)/(8(10*10))	0.45125

Eaxmple of Mean depth

#	Foude Number	Flow Velocity	Acceleration of Gravity	Formula	Values	Mean Depth
1	6	7	4	(($Fv$Fv))/($Ag(($Fn*$Fn)))	(66)/(4(7*7))	0.034027
1	2	8	19	(($Fv$Fv))/($Ag(($Fn*$Fn)))	(88)/(19(2*2))	0.842

Froude Number, Flow velocity, Acceleration of gravity,Calculations and mean depth calculation formula and examples

Froude Number, Flow velocity, Acceleration of gravity,Calculations
and mean depth calculation formula and examples

Result of what you enter is : FroudeNumber =

Eaxmple of FroudeNumber

1

2

Eaxmple of Flow Velocity

1

2

Eaxmple of Acceleration of Gravity

1

1

Eaxmple of Mean depth

1

1

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