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Course: Applied Mathematics — Second Secondary
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Curriculum

Applied Mathematics — Second Secondary

Unit 1: Statics

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Unit 2: Solid and Analytic Geometry

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Quiz

Resultant of Coplanar Concurrent Forces — Lesson quiz

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  • Questions count: 6
  • Passing grade: 60%
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1.
Two perpendicular forces have magnitudes 5 N and 12 N. Find their resultant.
13 N
17 N
7 N
60 N
2.
Find ΣX for two forces: 7 N at 0° and 5 N at 180°.
12 N
2 N
−2 N
7 N
3.
A force of 10 N makes an angle of 60° with the horizontal axis. Find its ΣY component.
5 N
10 N
17.32 N
5√3 ≈ 8.66 N
4.
Find the magnitude of the resultant of two forces: 3 N east and 4 N north.
7 N
1 N
5 N
12 N
5.
If ΣX = −4 and ΣY = 8, in which quadrant does the resultant lie?
The fourth quadrant
The second quadrant
The first quadrant
The third quadrant
6.
Three forces of 6 N each make angles of 0°, 120° and 240° with the positive x-axis. What is the resultant?
6 N
18 N
3√3 N
Zero
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