Why do wheelchairs have a camber angle to their wheels?
Why do wheelchairs have slanted wheels?
Why do some vehicles have small wheels in the front and big wheels in the rear? What are the advantages to having two wheels at the front instead of the back on a three wheeled vehicle? Are car wheels with 10 spokes less prone to bending than 5 spokes wheels? What causes a car wheel to become misaligned? Are people allowed to have steering wheels on the right side of their cars in the U.S.? Do people in wheelchairs wish (out of spite) that other people were in wheelchairs? Why don't train car wheels have axles permanently fitted? Why is the steering wheel of a car in the left or right hand side instead of being in the middle? What is a bad wheel bearing? What would people in a wheelchair do if they could walk? What are some examples of a wheel and an axle? Do racing steering wheels with airbags exist? Why are skateboard wheels as hard as they are? What does a bad wheel bearing sound like? What are some great examples of wheel and axle? Why do cars steer with their front wheels and not with their back wheels? Why do big trucks/trailers have so many wheels? Why do I need a tire rotation? What type of wheel chair is used for Stephen Hawking? Why are tyres of a scooter smaller than that of a geared bike? Why do we get motion sickness on some vehicles but not in some others? What is the advantages of alloy wheels? Why do propellers in airplanes rotate in opposite directions? What are the similarities between a pulley and a wheel and axle? Why do heavy vehicles have four wheels at rear and two in front? Is there such thing as chairs for people with scoliosis? What is a steering wheel's torque? Are there any anime characters in wheelchairs? Why do children wear their shoes on the wrong feet? Why do bicycle tires have tubes and car tires don't?