Two vectors,r→ands→lie in the xy plane. Their magnitudes are 4.86 and 4.06 units, respectively, and their directions are 344o and 53.0o, respectively, as measured counterclockwise from the positive x axis. What are the values of (a)r→⋅s→and (b)|r→×s→|?

Two vectors,r→ands→lie in the xy plane. Their magnitudes are 4.86 and 4.06 units, respectively, and their directions are 344o and 53.0o, respectively, as measured counterclockwise from the positive x axis. What are the values of (a)r→⋅s→and (b)|r→×s→|?

Classical Dynamics of Particles and Systems

5th Edition

ISBN:9780534408961

Author:Stephen T. Thornton, Jerry B. Marion

Publisher:Stephen T. Thornton, Jerry B. Marion

Chapter1: Matrices, Vectors, And Vector Calculus

Section: Chapter Questions

Problem 1.16P: What surface is represented by r a = const, that is described if a is a vector of constant...

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Question

Two vectors,
r
→
and
s
→
lie in the xy plane. Their magnitudes are 4.86 and 4.06 units, respectively, and their directions are 344o and 53.0o, respectively, as measured counterclockwise from the positive x axis. What are the values of (a)
r
→
⋅
s
→
and (b)
|
r
→
×
s
→
|
?

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