You are filling a bucket using a hose that is attached to a

You are filling a bucket using a hose that is attached to a faucet that is connected to the city water system. You could hold the hose in a way that its discharge nozzle in your hand (i.e. waist level) or leave the hose on the ground and connect it to the bucket (the bucket has an opening near the bottom that could be unplugged and you could attach the hose to it). Which way would you fill it faster, or there is no difference?

Solution

as all calculation is done in your book and nozzle increases the water velocity because nozzle area decreases and velocity increases so you could hold the hose in a way that its discharge nozzle in hand