No
Friction Runes Computers
Internet links many computers,the stored information pertaining to art,science,literature in any computer in any part of the world can be accessed easily.Hence internet is useful to us
People use computers for many reasons including the following:Playing games: Most people enjoy being entertained.Research: Computers can be used for gathering, storing, and manipulating information.Socializing: People use computers for contacting friends through email and social networking sitesTo work: People find it easier to store things on a database rather than in a file cabinet. Computers are good for giving multimedia presentations at work.
Ferrites are a type known as square-loop ferrites they can be magnetized in either of two directions by an electric current. This property makes them useful in the memory cores of digital computers.
creating blueprints within a computer allows you to manipulate and copy things in a way that you couldn't do any other way.
Any time something is of measurable benefit with few or no adverse effects it can be called "useful". Technology has been useful in education for quite a long time now however. So called "super computers" were being used in collegiate education in the late 1960s, giving way to the evolution of spacecraft, computers, home electronics and literally hundreds of the biggest and most profitable companies in existence today. Technology is the future, and keeping children educated on the subject is their only hope for financial and social success, generally speaking. A shorter answer to the question is this: You can say technology is useful in education NOW.
Brakes are meant to have a lot of friction and it's useful.
the friction from pushing the hull through the water is not useful as long as you're travelling.
It can be useful when a ball is catching
how does friction help car tyres?
Sandpaper is high in friction but is not considered useful in terms of being helpful in a general sense.
stopping cars Friction is useful to start a fire with sticks.
It is useful
Friction is useful when you are trying to stop a car, but not useful in the pistons of a car's engine (It makes them less efficient).
The brakes! And the tires (no friction = no traction).
there is friction in your cars brake system and without that frictiuon there your car would roll away whenever it was on a hill so this is a good example of when friction is useful.
yes
It's useful