Asked by jessica
A force of 15 N is directed at an angle of 55° above the x-axis. A second force of 15 N is directed at an angle of 55° below the x-axis. What is the vector sum of these two forces?
How would I go about finding the magnitude or vector sum of those two forces, and also the direction in degrees if its counterclockwise from the positive x-axis.
How would I go about finding the magnitude or vector sum of those two forces, and also the direction in degrees if its counterclockwise from the positive x-axis.
Answers
Answered by
jessica
ok so when i did this, my answer for the magnitude came out to be 21.4 N and i got this some solving for the x and y components, and then i summed it up, and plugged in those values in the formula to find the magnitude of the sum. i got 21.4 but it says that i have it wrong.
and for direction, i did the co-tangent of the x and y values, and got 33.1 degrees, but it says that i have it wrong too, please help!
and for direction, i did the co-tangent of the x and y values, and got 33.1 degrees, but it says that i have it wrong too, please help!
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