As they have been doing for a good number of years, the Sydney Morning Herald have again published their HSC Study Guide. Here is the link for this years guide. It contains a lot of very useful advice.
http://www.smh.com.au/national/education/hsc-study-guide-2014--mathematics-20140519-38kf4.html
Monday, 16 June 2014
Wednesday, 11 June 2014
2006 HSC - The Conical Pendulum
Another question on the conical pendulum. Notice how they are similar?
1999 HSC - The Conical Pendulum
Questions on conical pendulums are quite common in the HSC, albeit with minor variations. Most start with having you finding components of the forces acting on the bob, so this is something you need to be able to do.
Tuesday, 10 June 2014
Circular Motion
As we continue our discussion of Mechanics, here are some notes on circular motion.
Just remember that the centripetal acceleration is always directed towards the centre.
Just remember that the centripetal acceleration is always directed towards the centre.
Tuesday, 3 June 2014
Resisted Motion Worksheet
Here are some resisted motion questions. I am not sure where they came from, as they were hand written. If the original owner sees these here and contacts me, I will acknowledge them on the blog!
Saturday, 31 May 2014
2012 HSC - Resisted Motion
Resisted motion is a relatively common feature of HSC mechanics questions, be they in a straight line, or projectile motion questions. The important point is to use Newton's Second Law, $$\sum F=m\ddot{x}$$ Make sure you always define you directions at the start!
Extension II Mechanics Syllabus
Here is an interactive form for you to check off each part of the syllabus as we work through mechanics.
There seems to be a lot here, but don't let it put you off! Most the of mechanics hinges on the ability to write components of vectors and make sure the signs are correct.
There seems to be a lot here, but don't let it put you off! Most the of mechanics hinges on the ability to write components of vectors and make sure the signs are correct.
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