Solution 11.4b

From Mechanics

(Difference between revisions)
Jump to: navigation, search
(New page: Image:11.4b.gif)
Current revision (12:25, 22 June 2010) (edit) (undo)
 
Line 1: Line 1:
[[Image:11.4b.gif]]
[[Image:11.4b.gif]]
 +
 +
Applying Newtons´s Second Law gives
 +
 +
<math>\uparrow :\quad R-mg=ma</math>
 +
 +
or
 +
 +
<math>R=mg+ma=m(g+a)=5\times (9\textrm{.}8+0\textrm{.}2)=50\ \text{N}</math>

Current revision

Image:11.4b.gif

Applying Newtons´s Second Law gives

\displaystyle \uparrow :\quad R-mg=ma

or

\displaystyle R=mg+ma=m(g+a)=5\times (9\textrm{.}8+0\textrm{.}2)=50\ \text{N}