Why people raise their hand when they knock a door?

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Because you can knock a door with your hand down as well and it would be more convenient?

In: Physics

33 Answers

Anonymous 0 Comments

> and it would be more convenient?

It’s not, though. Have you not tried? If you try you’ll see different knuckles hit the door, which for me is more painful. Either that or you’re holding your hand at an awkward angle.

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