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--- book:chap1:1.3_order-of-magnitude_guesses [2021/10/26 22:45] – jv
+++ book:chap1:1.3_order-of-magnitude_guesses [2022/04/01 19:28] (current) – jv
@@ Line 1: / Line 1: @@
+[[basics| 1. Basic Principles]]
+  * [[ 1.1 Basic notions of mechanics ]]
+  * [[ 1.2 Dimensional analysis ]]
+  * ** 1.3 Order-of-magnitude guesses **
+  * [[ 1.4 Problems ]]
+  * [[ 1.5  Further reading ]]
+----
 ===== 1.3 Order-of-magnitude guesses =====
@@ Line 20: / Line 29: @@
 (see [[#fig_pendulum-omg|Figure 1.3]]).
 \\
-As discussed in [[book:chap1:1.2_dimensional_analysis#bsp_pendulum-nodim|Example 1.8]] the dimensionless time unit for this problem is $\sqrt{L/g}$.
+As discussed in [[book:chap1:1.2_dimensional_analysis#bsp_pendulum-nodim|Example 1.8]] the time unit for this problem is $\sqrt{L/g}$.
-Hence we estimate that the period $T$ of the pendulum is of the order of
+Hence, we estimate that the period $T$ of the pendulum is of the order of
 $
 T \simeq \sqrt{L/g}
@@ Line 38: / Line 47: @@
 </WRAP>
-<WRAP box round>**Example 1.11** <wrap em>The speed of Tsunami waves</wrap> \\
+<WRAP box round #Tsunami-speed-omg>**Example 1.11** <wrap em>The speed of Tsunami waves</wrap> \\
 A Tsunami wave is a water wave that is generated by an earth quake or an underwater land slide.
 Typical wave lengths are of an order of magnitude $\lambda = 100\,\text{km}$.