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the height of a door knob above the floor is approximately?


yes this is an actual question from my physics review. a step by step on how the answer is found would be helpful for full understanding. thank you.

Verified Answer :

mathssydney

there is a standard (you would not believe) that knobs are on the level of 1m 

i would say that in order to apply less force to open a door you need to position knob in the middle of the door. 

door itself would be probably about 2m (average person is 1.8m)

so it's half of 2m -> 1m

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