The steering of a truck is bigger than that of a car, why?

Large trucks generally have a larger wheel to provide a greater mechanical advantage for turning the steering wheels.. Trucks are heavier than cars, and it takes more torque to turn the front wheels. The larger steering wheel gives the driver more leverage to operate the steering.

You can burn more calories this way than walking at your usual pace. ... Power walking burns a similar number of calories as running. For example, power walking at 4.5 mph for one hour would burn the same as jogging at 4.5 mph for one hour. For an effective workout, try pace training.Keep your eyes forward, shoulders back, and head upright.With your arms bent at about a 90-degree angle, move your arms up and back so the opposite arm and leg are advancing at the same time.

Explanation:

It’s amazing that power walking — a form of exercise that requires no expensive equipment, no special athletic ability, no apps or technology, and no gym membership (and one of the oldest and simplest forms of exercise on earth) — can be so beneficial.