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Technology

The practical application of knowledge, especially in a particular area, is called technology. Advances in technology affect every area of our lives. This category is for questions about technology and includes everything from how to remove a scratch from a CD to applications of electronics to what polyester is made from and more.

35,090 Questions

Who is the first person starting research in big band theory who is the father of big band theory?

The father of big bang theory is Georges Lemaître, a Belgian Catholic priest and physicist who first proposed the concept in 1927. He suggested that the universe began as a singularity and has been expanding ever since, which laid the foundation for our current understanding of the origins of the universe.

Why physics important to your life?

Physics is important in our daily lives as it helps us understand how the world works. It is the foundation of many other scientific disciplines and technologies, from engineering to medicine. Understanding basic physics concepts can also help us make informed decisions in areas such as energy consumption and environmental sustainability.

What does 0.75 reading glasses mean in terms of magnifcation?

Simply put, it means you'll want your reading material about 1.33 meters away from your eyes. The letters will look about as large as they always do at a distance of 1.33 meters, but with the glasses on you'll be able to focus on your reading material comfortably.

If you'd rather have your book or screen 1 meter away, use +1 diopter lenses; half a meter away, use +2 diopter lenses; 0.33 meters away, use +3 diopter lenses and so on. The closer you put the reading material, the larger it appears (just like always). Of course your mileage may vary, so use these numbers as a starting point to see what works for you.

The general idea is that those of us with so-called "normal" vision (or vision that's been corrected to normal with glasses or contact lenses) are focused on objects a long way away when our eyes are relaxed. By using reading glasses and putting our reading material one focal length in front of the glasses, we make the reading material appear to be a long way away, without changing it's apparent size. The focal length of the lenses in meters is 1 divided by the power in diopters. One might say the purpose of reading glasses isn't to magnify, it's to be able to focus comfortably.

Sometimes optics like magnifying glasses and telescope eyepieces are spec'ed in terms of magnifying power. Magnifying power can be calculated as the power of the lens in diopters, divided by 4. The idea here is that someone decided 250 mm is a reasonable value for the closest "normal" people can focus, so they use 4 diopters for the baseline to compare against when considering the apparent size of objects viewed through a magnifying lens.

How are diamonds used with Science and Technology?

Diamonds are used in various scientific and technological applications due to their unique properties, such as high thermal conductivity and hardness. They are used in cutting tools, heat sinks for electronics, and as optical components in lasers and sensors. In research, diamonds are also used as anvils in high-pressure experiments and as a material for quantum computing.

A unit by which air pressure it measured?

Air pressure is typically measured in units of either pounds per square inch (PSI) or millibars (mb). These units indicate the force exerted by the air molecules on a given area.

Give example of tqm?

Example 1: Matsushita Electric (by K. Matsushita, Founder)

Vision:

"Profits are linked to growth and that investments which promote growth will eventually pay off in the long term."

Mission Statement:

  • National service through industry,
  • Fairness,
  • Harmony and co-operation,
  • Strive for betterment,
  • Courtesy and humility,
  • Assimilation to the society, and
  • Gratitude.

Example 2: Leicester Business School, De Montfort University (by J. Coyne, Head of School)

Vision:

"By the year 2000 we want to be recognized amongst the leading Business School in Britain. With our critical mass and fulample 2: Leicester Businl range, full function approach to Business we aim to be 'The Best of the Big.'"

Mission Statement:

  • To be recognised as a major provider of high quality teaching, research, management development and consultancy, servicing clients regionally, nationally and internationally.
  • To provide a supportive working environment, with staff and students enjoying facilities of the highest standards attainable within the resources available.
  • To contribute fully to the creation of a major international University of the Year 2000.

How is physics important to your life?

Physics is important in my life because it helps me understand how things work in the world around me. It allows me to make sense of everyday phenomena and technologies, from the dynamics of driving a car to the principles behind electricity and magnetism. Having a basic grasp of physics has improved my problem-solving skills and critical thinking abilities.

What is changed by flipping the direction of electrons in an electromagnet which is controlled by the commutator?

Flipping the direction of electrons in an electromagnet controlled by the commutator changes the polarity of the magnetic field generated by the electromagnet. This reversal in polarity affects the direction of the force experienced by the electromagnet in relation to other magnetic fields or conductors it interacts with. It is a key mechanism in the operation of electric motors and generators.

How do you take apart a fan?

  1. Unplug the fan from the power source.
  2. Remove the fan grill and blades by unscrewing them from the base.
  3. Take out the motor housing and disconnect any wiring connections.
  4. Clean or repair the fan parts as needed before reassembling the fan.

What is it in atoms that attracts other atoms?

There are 3 ways Atoms "attract" other atoms. They are called bonds. These bonds are Hydrogen Bonds, Ionic Bonds, and Covalent Bonds. 1. Hydrogen Bonds: "...a hydrogen bond is a type of attractive intermolecular force that exists between two partial electric charges of opposite polarity. Although stronger than most other intermolecular forces, the hydrogen bond is much weaker than both the ionic bond and the covalent bond." http://www.edinformatics.com/interactive_molecules/hydrogen_bonds.htm 2. Ionic Bonds: They are bonds that are attracted by opposite charged ions. for example, Nacl (Sodium Chloride- Table Salt) is an ionic compound because Na (Sodium) has a +1 charge and Cl (Chlorine) has a -1 charge. Since opposite charged are attracted to one another, like a magnet, the Na and Cl for an Ionic Compound. FYI, ALL ionic compounds have a full valence shell making them stable. 3. Covalent Bonds: This bond is where 2 atoms share valence electrons. This is the strongest bond too. To answer the question, atoms want to become chemically stable (have a full valence shell) so they will "attract,"or bond to other atoms to become stable.

Is there a limit to how hot matter can get?

This is a tough question, one that does not exactly, as of yet, have an answer. There is a temperature limit where our mathematical equations will begin to break down, or not work properly when a certain temperature is reached. whether or not this means that in physical reality the laws of physics break down at this limit, or simply do not allow it at all is unclear. However, one can think of this conundrum in another way, and than extrapolate their own hypothesis. Heat is the measure of how much heat energy a particle has, and heat makes particles vibrate at certain speeds, depending on how hot it is. now, in a universe with unlimited energy, if you keep on giving a particle more and more energy, it will continue to vibrate faster and faster, until it nears the speed of light. However, the particle cannot actually reach the speed of light, so it will continue to te get hotter in minuscule degrees. For example, if he speed of light is 5, then the particles speed will go from 4.9 degrees to 4.91 degrees, and from that to 4.92 degrees and so on. therefore, the particle can never get hot enough to reach the speed of light, therefore, there is a maximum temperature, but that molecule can get indignantly hotter such as 4.999999999999999999999 degrees. So, in conclusion, there is limit to how hot something can get, but, at the same time, the same particle can continue to become infinitely, if not minutely hot. :)

Can diamonds be made out of ticila?

No, diamonds cannot be made out of ticila as ticila is a type of clay mineral, while diamonds are formed from carbon under extremely high pressure and temperature deep within the Earth's crust.

How do you figure out kWh?

technically, a kilowatt - hour is the amount of electrical power dissipated by an circuit or appliance over the period of one hour, and it is the number that shows up on my electric meter that the power company reads to figure out my bill. More practically, if I am looking at a light bulb (or any other appliance) that is stamped 100W, that bulb will use 100 watts (or 0.1 kW) of power for each hour it is on. The calculation looks like: .1kW x 1hr = .1kWh Of course if I only turn it on for six minutes, I use the power for only one tenth that hour, so .1kW x .1hr = .01kWh or 10 Watt-hours. Things like dishwashers and refrigerators turn on and off, and are rated for an average hour of use under average conditions.

What is mean by FPS bricks?

FPS bricks typically refer to building blocks or structures used in first-person shooter video games, such as walls, barriers, or other objects that players can interact with in the game environment. These assets are commonly used to create levels or maps for players to navigate and engage in combat within the game.

How does SpeedBooster work?

SpeedBooster is a feature in some routers that enhances network performance by prioritizing certain types of internet traffic, such as gaming or streaming. It achieves this by allocating more bandwidth to these priority activities and optimizing network settings to reduce lag and latency. This can result in a smoother and faster online experience for users engaging in activities that require a high-speed connection.

How does a radioactive film badge protect workers?

A radioactive film badge is worn by workers to monitor their exposure to radiation. The badge contains a piece of photographic film that darkens when exposed to radiation, providing a visual record of the level of radiation the worker was exposed to. By monitoring radiation levels, workers can adjust their safety practices to limit exposure and protect themselves from the harmful effects of radiation.

Can you trap sound in a bottle?

No, sound waves cannot be permanently trapped in a bottle. Sound waves need a medium to propagate through, so once the sound stops or moves beyond the confines of the bottle, it cannot be contained within it.

Why is it necessary to remove the accumulated air from water?

Removing accumulated air from water is important because air can cause issues with water flow, increase energy consumption, and lead to air pockets in the system which can reduce efficiency or cause damage. It is necessary to remove air to ensure proper functioning of the water system and to prevent potential problems.

What instrument measures room temperature?

A thermometer is commonly used to measure room temperature. There are different types of thermometers, such as digital thermometers or mercury thermometers, that can be used to accurately measure the temperature of a room.

What is intermediate technology?

There seem to be two answers to this question - the historical and the the computer science answers. For the historical, consider the sum of human technology of, say, the tools used to make fire. At one end you would have the cave man with a piece of flint and a piece of iron ore making sparks to start his camp fire. At the other end you have an electronic spark plug inside of most internal combustion engines crafted from metal and ceramics with a high degree of precision engineering to burn a gasoline and air mix inside the combustion chamber. Intermediate technology would be a lighter, the match, and so on. For the computer science - there is the term " middleware ". Middleware is technology such as the IVRU - the integraged voice response unit - also known as that annoying menu you get on the phone before you get to a human for assistance. Its the technology sitting between two or more other technologies in a chain of communication.

What does the spine control?

all the nerves go thru the spine

so the control is for all the muscles and organs from the neck down.

Process of marking tracks and sectors to prepare the disk to receive data is called the disk?

The process of marking tracks and sectors to prepare the disk to receive data is called formatting. During formatting, the disk is organized and divided into individual storage units that can be written and read by the computer's operating system. This prepares the disk for storing files and other data.

What is the name given to the force that tends to pull rocks apart?

The force that tends to pull rocks apart is called tensional stress. This stress occurs when rocks are being stretched in opposite directions, causing them to break and create faults or fractures in the Earth's crust.

How do you capture static electricity?

Static electricity can be captured using materials that conduct electricity poorly, such as rubber or plastic. By rubbing these materials together, electrons can be transferred, resulting in a buildup of static charge. This charge can then be captured by touching a conductive object, such as a metal doorknob, to release a spark.