The position vector and linear momentum of an object are given by: r = î+ 2ĵ+ 3k p = 2î + ĵ - k and (a) Find the angular momentum 7 of the object (Hint: Z = ŕ × p). (b) What is the angle between r and p?

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Chapter1: Units, Trigonometry. And Vectors
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The position vector and linear momentum of an object are given by:
r = î+ 2ĵ+ 3k
p = 2î + ĵ - k
and
(a) Find the angular momentum I of the object (Hint: Ỉ = ŕ × p).
(b) What is the angle between r and p?
Transcribed Image Text:The position vector and linear momentum of an object are given by: r = î+ 2ĵ+ 3k p = 2î + ĵ - k and (a) Find the angular momentum I of the object (Hint: Ỉ = ŕ × p). (b) What is the angle between r and p?
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