Hydraulic equipment is amazing in its strength and agility. From common backyard machines to the huge machines you see on construction sites, hydraulics make quick work of even the most difficult tasks. How much do you know about hydraulic machines?
The basic idea behind any hydraulic system is very simple: Force that is applied at one point is transmitted to another point using ______.
a compressible fluid
an incompressible fluid
a cold compress
It's important for a hydraulic system to contain what?
no air bubbles
Where can you look on your car to see a good example of a basic piston-driven hydraulic system?
the power steering system
the instrument panel
the brake system
According to the article, the great thing about hydraulic systems is that the pipe connecting the two cylinders can be what?
any length and shape
disconnected, yet still operate
filled with air
Which one of the following is an example of a hydraulically-operated machine?
a laptop computer
According to the article, it's very easy to add what to a hydraulic system?
force multiplication (or division)
force addition (or subtraction)
force square roots (or integers)
Large hydraulic machines usually have these to hold the difference in the volume of oil displaced by the two sides of the cylinder.
larger diameter lines
men with buckets
What is one of the best places to get up close and personal with large hydraulic machines?
at the local mall
a construction site
It's not uncommon for a large hydraulic machine (one with six or eight large hydraulic cylinders, for example) to require how much hydraulic oil?
The simplest hydraulic device that you will find in common use today is what?