Processing Math: Done
To print higher-resolution math symbols, click the
Hi-Res Fonts for Printing button on the jsMath control panel.

jsMath

Solution 4.7b

From Mechanics

(Difference between revisions)
Jump to: navigation, search
Current revision (16:26, 4 February 2011) (edit) (undo)
 
Line 24: Line 24:
-
<math>\sqrt{{{\left( 55.8 \right)}^{2}}+{{\left( 54.6 \right)}^{2}}}=78.1\ \text{N}</math>
+
<math>\sqrt{{{\left( 55\textrm{.}8 \right)}^{2}}+{{\left( 54\textrm{.}6 \right)}^{2}}}=78\textrm{.}1\ \text{N}</math>

Current revision

F1=86.6i+50j N

F2=30.8i+84.6j N

F3=80j N

Summing these vectors give their resultant

R=55.8i+54.6j N

The magnitude of this resultant is


55.82+54.62=78.1 N