Posted in mechanics 1, ninja maths.

The Mathematical Ninja twiddled absent-mindedly with the nunchaku he used as a stress toy. "Do you use SUVAT?" asked the student, timidly. The Mathematical Ninja shrugged. "Yeah, I suppose that's one way." He giggled. "I don't know the SUVAT equations, though... I've been meaning to learn them." "I wouldn't bother,"

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Posted in mechanics 1, ninja maths.

The gravitational constant, as has been drilled into your head repeatedly, is 9.8 metres per second squared. It’s usually easiest to do all your sums with a $g$ in (I find it better to write $12g$ rather than 117.6, especially when the $g$s all cancel out) — but sometimes, you

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