s = 1/2 at^2
20 = 1/2 * 9.8 t^2
solve for t
the horizontal velocity makes no difference. It will just affect how far the water goes.
knowing t,
horizontal distance = 16 * t
A stream of water from the nozzle of a fire hoZe emerges horizontally with a speed 16m/s. the nozzle is 20m above the ground, find the time ot hits the groun
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