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Electronics Engineering
Electronics Engineering is a branch of engineering that deals with practical applications of electronic components, devices, systems, or equipment. Electronics are devices that operate on low voltage sources, as in electron tubes, transistors, integrated circuits, and printed circuit boards and use electricity as part of its driving force.
24,372 Questions
What is the difference between frequency modulation and phase modulation?
The difference between frequency modulation and phase modulation is that with frequency modulation the angular frequency of the signal is modified while with the phase modulation, the phase angle of the signal is modified.
Is there study of silicon zirconia based oxygen analysis?
Yes, there is study of silicon zirconia based oxygen analysis. The study of the oxygen precipitation kinetics is an example of the silicon zirconia based oxygen analysis.
The decay rates of organic materials increase with temperature. Materials with a greater thermal stability will remain unchanged for a longer time.
If it is unknown that a circuit is on or not what would you do?
As an electrician, the circuit would be tested for voltage before starting any work. All people that deal with electricity for a living have testers. For people that are weekend electricians it should be suggested that they also buy one for their own protection.
If an inductive circuit how many time constants does it take for current to reach its maximum value?
5 Time constants
1T 63.2%
2T 86.4%
3T 94.9%
4T 98.1%
5T 100%
please give me answer
Is silicone a conductor of electricity?
Silicon can conduct electricity, but not nearly as well as copper does. The conductivity of silicon depends a great deal on what is mixed with it, because this affects how tightly it holds on to its outer electrons. Silicon is the main ingredient in glass, which does not conduct electricity. Silicon is also used to make semi-conductors, which do conduct electricity, but still not as well as copper does. (That's why they're called semi-conductors instead of conductors.)
<><><> It is a semiconductor and can be controlled by doping it with Arsenic, Indium, Gallium, etc. to become an insulator or good conductor when applying a voltage across it.
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How many time constants does it take to fully charge a capacitor?
If a resistor is connected in series with the capacitor forming an RC circuit, the capacitor will charge up gradually through the resistor until the voltage across the capacitor reaches that of the supply voltage. The time called the transient response, required for this to occur is equivalent to about
5 time constantsor
5T
. This transient response time
T
, is measured in terms of
τ= R x C
, in seconds, where
R
is the value of the resistor in ohms and
C
is the value of the capacitor in Farads. This then forms the basis of an RC charging circuit were
5T
can also be thought of as
"5 x RC"
.
Your rank is 78700 in uptu but in girls BC quota your rank is 1300 can you get jss noida?
It is possible to get into Girls BC with a rank of 78700. You will need to contact the enrollment office and inquire of how many seats are available for your semester. Also, if students drop out there will also be a chance for you to enroll.
IPR is an acronym that stands for many things. Some of them are Intellectual Property Rights, Industrial Property Rights, and Institute of Public Relations. It also stands for Injection Pressure Regulator, Interim Progress Review, and International Paranormal Research.
How much does it cost to install a CCTV camera?
While that is a simple question, it is not a simple answer. There are two main types of cameras. Pan, Tilt, and Zoom or PTZ and Fixed mount. The price to install a camera systems depends on the number of cameras, length of cable necessary, type of camera installed, and the type of recording device that you intend to use. (If you want to record the video feed. Pricing on cameras range from $50.00 a piece for cheap units from some online retailers, all the way up to $3,000 for mid to high end PTZ POE/Fiber units. You can buy and install an inexpensive camera system yourself for less than $2,000 if you are willing to take your time and shop around for good deals.
Matt Turner
Turner Technology Concepts, LLC
You should be able to verify this online. You can contact customer service for specific details about your situation in this case.
What are advantages of robotics?
Robots- sometimes called "artificial intellegence" do many things faster than humans, and make everyday life safer. For example- The military has begun to use robots in the warzones. Robots make everyday life more enjoyable. And refering back to the robots in warzones- the people who are fighting them won't know where to shoot them- and are intimidated and surrender.
electricity often comes from the ground or it can come from the air which than preduces green house gass emitions
What kind of element heats up the blade in hair straighteners?
At the heart of most hair (and other) appliances that have heaters is nichrome™ wire. Nickel chromium alloy wire makes a good resistive heating element, and it is probably tucked inside more things that heat than you can imagine. The way nichrome is packaged usually involves coiling the wire and surrounding it with a ceramic material. This electrically insulates it from an outer package and provides a method of conducting the heat out of the wire and to the working surface of the device. The outer packaging could be metal, like in the heating elements of a traditional electric range. In toasters, hair dryers and the like, the "raw" nichrome can be seen glowing inside the appliance. It is mechanically suspended in there by (usually) mica insulators. In the hair straitener, the large flat working surface is usually either aluminum or ceramic. In either case, the nichrome wire heating element is tucked unside there somewhere. The difference in price between the ceramic hair straitner and the other one reflects the fact that aluminum is much easier to work than the ceramic material, and many companies are completely tooled up to manufacture things out of aluminum while not quite so many are set up to make things from ceramics. Got a link to Wikipedia's post on nichrome if you want it.
What is are unlicensed radio frequencies?
Those which you can use for free, for instance a tv remote control uses such frequencies.
Circles are a never ending object. They have no starting and no ending point. They have a center point and from the center to the edge of the circle is the same distance around the whole object.
What is the unit for measuring electrical power?
Electrical power is measured in watts.
Answer
Power is measured in watts. There is no such thing as 'electrical power' as power is simply a rate.
volt
The basic unit of electrical power is the watt. If the power is very large, then kilowatts (thousands of watts) or megawatts (millions of watts) are also used.
Power is simply a rate, so you cannot really have 'electrical' power, 'mechanical' power, etc. In the SI system of measurements, power is measured in watts (W).
Electric power is usually measured in watts, kilowatts, or sometimes megawatts. One watt is equal to one volt-ampere or one joule per second.
Electric power is the rate at which an electrical circuit transfers electric energy. The SI unit of power is the watt which is one joule per second.
Wattage, Watts, and (W) are what power is measured in there just different ways to say watts.
"Watts" is the term used to define a quantity of power. If you were looking for a device used to measure power, that is called a wattmeter.
Technically, power is a measure of how fast energy is consumed, so energy can be measured as power multiplied by time.
Answer
There is no such thing as 'electrical' power, as power is simply a 'rate'. Power is a measure of the rate of doing work, transferring energy, or of heat transfer. As energy, work, and heat are all measured in joules, power is measured in joules per second which, in SI, is given a special name: the watt.
Another example of a 'rate' is velocity. We do not describe different times of velocity; neither should we describe different types of power.
Electrical power in SI is measured in watts, or joules per second. It is equal to current times voltage, which is also equal to current squared times resistance. (P=IV and V=IR, where P is power, I is current, V is voltage, and R is resistance.)
The watt is a derived unit of power in the International System of Units (SI), named after the Scottish engineer James Watt. The unit, defined as one joule per second, measures the rate of energy conversion.
An onboard LAN is a built-in ethernet adapter on mother board, if you have an onboard LAN, then, there is no need to install another ethernet card for your purpose.
A wetting voltage is a minimum electric current needed to break through the surface film of a contact. This film occurs most in areas of high humidity, and as such wetting current is needed for systems with delicate switches.
What are RC circuits used for?
RC circuits can be used to filter a signal by blocking certain frequencies and passing others.
How do you open the iris on a Panasonic WV-F250?
You don't have to open it, the WV-F250 is fully automatic, it will open and close according to the available light
