Solution 4.7b - Revision history

Ian at 16:26, 4 February 2011

2011-02-04T16:26:05Z

←Older revision		Revision as of 16:26, 4 February 2011
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>

Ian at 15:37, 24 March 2010

2010-03-24T15:37:49Z

←Older revision		Revision as of 15:37, 24 March 2010
Line 17:		Line 17:

	<math>\begin{align}		<math>\begin{align}
-	& \mathbf{FR}=	+	& \mathbf{R}=
-	& ~~-24~~\textrm{.}2\mathbf{i}+~~134~~\textrm{.}6\mathbf{j} \ \text{N}\\	+	& 55\textrm{.}8\mathbf{i}+54\textrm{.}6\mathbf{j} \ \text{N}\\
	\end{align}</math>		\end{align}</math>
		+
		+	The magnitude of this resultant is
		+
		+
		+	<math>\sqrt{{{\left( 55.8 \right)}^{2}}+{{\left( 54.6 \right)}^{2}}}=78.1\ \text{N}</math>

Ian at 15:26, 24 March 2010

2010-03-24T15:26:15Z

←Older revision		Revision as of 15:26, 24 March 2010
Line 1:		Line 1:
	<math>\begin{align}		<math>\begin{align}
-	& \mathbf{F}1=	+	& \mathbf{F}1 =
-	& =86\textrm{.}6\mathbf{i}+50\mathbf{j}\ \text{N}\\	+	& 86\textrm{.}6\mathbf{i}+50\mathbf{j}\ \text{N}\\
	\end{align}</math>		\end{align}</math>

	<math>\begin{align}		<math>\begin{align}
	& \mathbf{F}2=		& \mathbf{F}2=
-	& =-30\textrm{.}8\mathbf{i}+84\textrm{.}6\mathbf{j} \ \text{N}\\	+	& -30\textrm{.}8\mathbf{i}+84\textrm{.}6\mathbf{j} \ \text{N}\\
	\end{align}</math>		\end{align}</math>

	<math>\begin{align}		<math>\begin{align}
	& \mathbf{F}3=		& \mathbf{F}3=
-	& =-80\mathbf{j}\ \text{N}\\	+	& -80\mathbf{j}\ \text{N}\\
		+	\end{align}</math>
		+
		+	Summing these vectors give their resultant
		+
		+	<math>\begin{align}
		+	& \mathbf{FR}=
		+	& -24\textrm{.}2\mathbf{i}+134\textrm{.}6\mathbf{j} \ \text{N}\\
	\end{align}</math>		\end{align}</math>

Ian: New page: $\begin{align} & \mathbf{F}1= & =86\textrm{.}6\mathbf{i}+50\mathbf{j}\ \text{N}\\ \end{align}$ $\begin{align} & \mathbf{F}2= & =-30\textrm{.}8\mathbf{i}+84\textrm{.}6\mat...$

2010-03-24T15:09:15Z

New page: <math>\begin{align} & \mathbf{F}1= & =86\textrm{.}6\mathbf{i}+50\mathbf{j}\ \text{N}\\ \end{align}</math> <math>\begin{align} & \mathbf{F}2= & =-30\textrm{.}8\mathbf{i}+84\textrm{.}6\mat...

New page

<math>\begin{align}
& \mathbf{F}1=
& =86\textrm{.}6\mathbf{i}+50\mathbf{j}\ \text{N}\\
\end{align}</math>

<math>\begin{align}
& \mathbf{F}2=
& =-30\textrm{.}8\mathbf{i}+84\textrm{.}6\mathbf{j} \ \text{N}\\
\end{align}</math>

<math>\begin{align}
& \mathbf{F}3=
& =-80\mathbf{j}\ \text{N}\\
\end{align}</math>

Solution 4.7b - Revision history

Ian at 16:26, 4 February 2011

Ian at 15:37, 24 March 2010

Ian at 15:26, 24 March 2010

Ian: New page: \begin{align} & \mathbf{F}1= & =86\textrm{.}6\mathbf{i}+50\mathbf{j}\ \text{N}\\ \end{align} \begin{align} & \mathbf{F}2= & =-30\textrm{.}8\mathbf{i}+84\textrm{.}6\mat...

Ian: New page: $\begin{align} & \mathbf{F}1= & =86\textrm{.}6\mathbf{i}+50\mathbf{j}\ \text{N}\\ \end{align}$ $\begin{align} & \mathbf{F}2= & =-30\textrm{.}8\mathbf{i}+84\textrm{.}6\mat...$