Processing Math: Done
To print higher-resolution math symbols, click the
Hi-Res Fonts for Printing button on the jsMath control panel.
No jsMath TeX fonts found -- using image fonts instead.
These may be slow and might not print well.
Use the jsMath control panel to get additional information.
jsMath Control PanelHide this Message

jsMath

3. Exercises

From Mechanics

Revision as of 15:14, 6 September 2009 by Ian (Talk | contribs)
Jump to: navigation, search
       Theory          Exercises      


Exercise 3.1

A sphere, of mass 20 kg, is supported by a single vertical cable. Find the tension in the cable.

Answer | Solution


Exercise 3.2

A sphere, of mass 20 kg, is supported by a single vertical cable. Find the tension in the cable.

Answer | Solution


Exercise 3.3

Image:E3.3.GIF

The diagram shows two masses and two strings that are suspended from a fixed point. Find the tension in each string.


Answer | Solution


Exercise 3.4

Image:E3.4.GIF

A plank leans against the back of a lorry, as shown in the diagram. Draw a diagram to show the forces acting on the plank.


Answer


Exercise 3.5

Two books are placed, one on top of each other on a horizontal surface. The top book has mass 1.2 kg and the lower book has mass 1.8 kg.

a) Draw diagrams to show the forces on each book.

b) Calculate the magnitude of the normal reaction force acting on the top book.

c) Calculate the magnitude of the normal reaction forces acting on the bottom book.



Answer | Solution a | Solution b | Solution c

Retrieved from "http://wiki.math.se/wikis/2009/bridgecoursemechanics/index.php/3._Exercises"