Q:The pushcart is the province or the driving force

Case 2: if it is in real life, then because there is friction between the car and the ground, friction is related to stress

Q:The bigger the wheel of a baby cart, the better

This idea of purchasing is important, after all, the security factors involved in actual use.

Q:How many jins of sand and rocks can a car load on a construction site?

Two rounds of small cars will be about 100kg, which will not be easy to push.

Q:I design a wheelbarrow, but I don't know what to do with the size tolerance between the wheels and the axes

It is a wheelbarrow, and too much co-operation in bad conditions will cause the shaft and the sleeve to die

Q:Why did the rear wheel of the cart choose the wheel

The aim is to better control the direction of the car travel, we produce warehouse turnover hand carts are also with this in mind, because human universal active wheel in the nearest side, easy to the human body the force imposed on cart to better absorb, more conducive to car body to travel!

Q:Ask a professional to answer: the logistics car is what material?

In general logistics car is used for storage, storage, handling, etc., are very versatile, logistics car generally have stainless steel cart, steel trolley, iron and plastic cart cart, the difference is that the plastic bearing less, life is short, steel trolley and iron plate trolley bearing is best,,

Q:How much money do you need for an ice cream trolley

Ice cream single is very profitable, but if the location is not good, total sales couldn't get on there is nothing to talk about. If it is a street stall choose location to choose just as far as possible. As for the ingredients, you should be able to go to the additive store. Buying a ready-made ice cream powder is also a good choice. I myself have been a street vendor, and maybe I can help you.

Q:How much is a car of dry sand in a cart?

The density of sand, 1.28 tons per cubic meter Weight m = pV = 1.28 * 0.125 = 0.16 tons = 160kg.I hope my answer will help you.

Q:Is it a pushcart or a car?

Pulling a cart is more efficient than pushing a cart Wheelbarrows, easy to use, can be pushed and pulled. Push and pull force direction is same as the Angle of horizontal line, is it a pushcart or pull a car? The force is not so easy, it depends on the resistance of the wheel

Q:How do you know how to replace a tyre with a cart

If they want to try, can prepare: two people, then there should be a crowbar, the tyre, first with a crowbar, pry tyre side, and then down to pull out.