Tuesday, December 9, 2008

Gears and Speed (Investigation Summary)

In this investigation, the aim is to find out which hypothesis is correct and how er can apply the hypothesis to the real speed of the robt.
There are two hypotheses:
Hypothesis A : speed1/ gear ratio 1= speed2/gear ratio2
Hypothesis B : speed1 X gear ration1 = speed 2 X gear ratio 2

In our investigation we found out that hypothesis B was correct because the assumed value was pretty close to the actual value. It also means that for a robot to move faster, the gear ratio has to decrease. As the gear rato is less, the speed is faster.

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