Member of the e-learning unit in Newcastle University's School of Mathematics and Statistics.

Lead developer of Numbas.

I'm happy to answer any questions - email me.

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Christian Lawson-Perfect commented on Maximum frictional force acting on a mass 9 years, 4 months ago

Made the title more descriptive, and pretty much followed the suggestions in my earlier comment, apart from collecting the parts into gapfills.

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Christian Lawson-Perfect on Resolve a force into $x$ and $y$ components 9 years, 4 months ago

Gave some feedback: Ready to use

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Christian Lawson-Perfect commented on Resolve a force into $x$ and $y$ components 9 years, 4 months ago

Made the title more descriptive and did a little bit of formatting on the advice.

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Christian Lawson-Perfect commented on Particle acted on by gravity and a constant force against its motion 9 years, 4 months ago

Changed the title to something more descriptive.

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Christian Lawson-Perfect commented on Particle acted on by gravity and a constant force against its motion 9 years, 4 months ago

Tidied up the variables and added adaptive marking so rounding errors don't scupper you.

Tidied up the advice.

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Christian Lawson-Perfect commented on Particle acted on by gravity and a constant force against its motion 9 years, 4 months ago

Started making some changes, but it's home time. I've checked part a.

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Christian Lawson-Perfect on Masses connected through a pulley 9 years, 4 months ago

Gave some feedback: Ready to use

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Christian Lawson-Perfect on Masses connected through a pulley 9 years, 4 months ago

Saved a checkpoint:

Tidied up formatting, changed title and added a description.

Added adaptive marking so rounding errors aren't penalised repeatedly.

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Christian Lawson-Perfect on Particle projected up a rough inclined plane 9 years, 4 months ago

Gave some feedback: Ready to use