Drive Ratio for baby bots
2/23/00
Parameter	Value	Units	Notes
Length of table	3.3	m
Diameter of drive wheel	39	mm	Assumes direct drive off of motor output shaft
no load speed of motor	5300	rpm
speed of loaded motor	4240	rpm	Assume 80% of no load
ratio of gearhead	0.071428571
speed of drive wheel	302.8571429	rpm
linear speed of vehicle	618.4267143	mm/s	Assume no slipping
time to cross entire table	5.33612136	seconds