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Trig and Intro to Resultant Forces - PLTW - POE

Last updated over 4 years ago
14 questions
Note from the author:
Introduction to Trigonometry and finding the magnitude and direction of force vectors.
Please use your notes, class notes posted to Classroom, calculator, and the formula sheet.

Formula Sheet: https://drive.google.com/file/d/0B62IyFF7Ecq7Q09pYlBEUjRXVTA/view?usp=sharing
1

When doing trig problems, what mode does your calculator need to be in?

1

Determine the unknown side length "x". Round final answers to 2 decimal places.

1

Determine the unknown side length "x". Round final answers to 2 decimal places.

1

Determine the unknown side length "x". Round final answers to 2 decimal places.


1

Determine the unknown side length "x". Round final answers to 2 decimal places.



1

Determine the unknown side length "x". Round final answers to 2 decimal places.

1

Determine the unknown angle "θ". Round final answers to 2 decimal places.

1

Determine the unknown angle "θ". Round final answers to 2 decimal places.


1

Determine the unknown angle "θ". Round final answers to 2 decimal places.

1

Determine the unknown angle "θ". Round final answers to 2 decimal places.

1

Given the force vector above, what is the x-component? Round final answers to 2 decimal places.

1

Given the force vector above, what is the y-component? Round final answers to 2 decimal places.

2

The two forces act on the eye bolt above. Determine the magnitude of the resultant force.
Round final answers to 2 decimal places.

2

The two forces act on the eye bolt above. Determine the direction of the resultant force measured counter-clockwise from the positive x-axis.
Round final answers to 2 decimal places.