
Vector Decomposition and Trigonometry Concepts
Interactive Video
•
Physics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the most commonly missed topic in statics according to the video?
Using sine and cosine correctly
Calculating moments
Understanding force equilibrium
Identifying vector magnitudes
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary goal when working with vectors in statics?
To find the resultant force
To break them into Cartesian components
To calculate their magnitudes
To determine their directions
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What tool does the instructor recommend using during tests to help with vector decomposition?
A ruler
A protractor
A colored clicky pen
A scientific calculator
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example given, what is the correct trigonometric function to use for the x-component of vector F1?
Sine
Cosine
Tangent
Cotangent
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For vector F2, what is the angle used to determine the x-component?
90 degrees
70 degrees
20 degrees
45 degrees
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sign of the y-component for vector F3?
Positive
Negative
Undefined
Zero
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which side of the triangle corresponds to the cosine function in vector decomposition?
Hypotenuse
Adjacent side
Opposite side
None of the above
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