Question

why does Fireman hold the hosepipe tightly​

Answer 1

Answer:

the fireman directs the powerful stream of water towards fire to put it off.water comes out at a very high speed in the forward direction it applies equal force on the hosepipe in backward direction which tense the pipe to move backwards.hence, a fireman to hold the house pipe tightly to prevent it from moving backwards

Answer 2

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$\large\pink\longmapsto$ The fireman directs the powerful stream of water towards fire to put it off. Water comes out at a very high speed in the forward direction. It applies equal force on the hosepipe in backward direction which tende the pipe to move backwards. Hence, a fireman holds the hosepipe tightly to prevent it from moving backwards.