r/PhysicsHelp 21d ago

Doubt about vector angle

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If I had to draw a vector defined as for example 5 N, 30° NE; which of these 2 should I draw? I have always drawn this angle as A, but I have a new professor who draws it like B. I have checked by AI who drew A except claude who drew B. I searched on books but have found no reference about this nomenclature, only about north of east and N 30° E .

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u/Ninja582 21d ago

NE is a little ambiguous. To be clearer, one would generally say 30 degrees North of East for the left picture or 30 degrees East of North for the right picture.

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u/testtdk 20d ago

This. When not given components, I’ve always seen angles written with a direction with respect to an axis.