Question

19. A vector 3i cap + 4j cap + 12 k cap is given. Calculate its magnitude and the angles which the vector makes with the positive direction of X-, Y- and Z-axis.
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Answer 1

Answer:

I didn't understand.

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Answer 2

Answer:

The unit vector is given by The component of the angle q of the unit vector in the z ... So the vector a makes 45° with z-axis ... A vector has a components A x=22m and A y=13m, what is the magnitude of ... We get (3i-4j+5k)•k =|3i-4j+5k| |k| cos x.

Explanation:

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