The pipe bend shown is in a horizontal plane. A fluid weighing

$8\mathrm{.}615$ kN$/$m$3$enters the bend with a velocity of $3\mathrm{.}5$

m$/$s and a pressure of $280$ kPa. Neglecting$$ headloss, find the

force required to hold the bend in place. $($Ans$.$ must be $10\mathrm{.}4$kN$)$