A firefighter directs a horizontal stream of water toward a fi re at an angle of 40° mea...

A firefighter directs a horizontal stream of water toward a fi re at an angle of 40° measured from the horizontal. The fi re hydrant and hose deliver 95 gallons per minute (1 gal/min = and the nozzle projects the water with a speed of 7.5 m/s. How much horizontal force must the firefighter exert on the hose to keep it stationary?