How to use magnitude and direction from a word problem to write the vector

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Mathematics, Science
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11th Grade - University
•
Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What method is used to add the two vectors in the problem?
Parallelogram method
Head-to-tail method
Tail-to-tail method
Cross product method
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is vector U represented in terms of unit vectors?
cos(0) I + sin(0) J
cos(45) I + sin(45) J
cos(90) I + sin(90) J
cos(30) I + sin(30) J
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the component form of vector V?
(0, 300)
(300, 0)
(300, 300)
(0, 0)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the angle of the resultant vector U + V?
45 degrees
30 degrees
12.82 degrees
60 degrees
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of using decimals in the vector calculations?
To avoid using trigonometric functions
To simplify the calculations
To ensure precision in the final result
To make the calculations more complex
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the magnitude of the resultant vector?
125 newtons
398.32 newtons
500 newtons
300 newtons
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the magnitude of the resultant vector larger than the individual vectors?
Because it is the quotient of the two vectors
Because it is the product of the two vectors
Because it is the difference of the two vectors
Because it is the sum of the two vectors
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