
How to find the unit vector given a vector as a linear combination
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Mathematics
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11th Grade - University
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Practice Problem
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the defining characteristic of a unit vector?
It has a magnitude of 100
It has a magnitude of 10
It has a magnitude of 1
It has a magnitude of 0
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the magnitude of a vector with components U1 and U2?
U1^2 + U2^2
sqrt(U1^2 + U2^2)
U1 + U2
U1 * U2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the magnitude of the vector with components -6 and -8?
10
64
100
36
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you express a unit vector in component form?
By multiplying each component by 10
By adding 1 to each component
By dividing each component by the vector's magnitude
By dividing each component by 10
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the components of the unit vector derived from the vector with components -6 and -8?
6/10 and 8/10
-3/5 and -4/5
3/5 and 4/5
-6/10 and -8/10
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