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Q: How many sensors must be installed for complete coverage?
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How many years does plumbing last?

If installed properly over 2,300 years


How many feet before an expansion joint is installed in concrete sidewalk?

10 feet.


How do you get to the g plus plus compiler once it is installed on ubuntu?

The C++ compiler is invoked with g++, however on many systems it is installed as c++. Consult the documentation for information on the command line options.


How many Types of sensors and their explanation?

There are many types of sensors. They are used to measure and/or detect a huge variety of conditions including: temperature, pressure, level, humidity, speed, motion, distance, light or the presence/absence of an object and many other types. There are many versions of each type which may use a different sensing principle or may be designed to operate within different ranges. Sensors in some cases react to the environment in which they are placed and this reaction is used to measure the property being sensed. For example, a common temperature detector is known as an RTD (resistance temperature detector) and this contains a platinum wire. The electrical resistance of the wire changes with temperature so how the resistance changes can be used to measure the temperature. Many sensors use this type of principle where the variation of an electrical property of a sensing element is a measure of a property being sensed. Other types of sensors emit a signal and either measure how the area reacts to the emission or measure the reflection of the signal bouncing off an object in front. Inductive proximity sensors are one of the commonest sensors in use today. They emit a small electromagnetic field and use this to sense the properties of the area in front of the sensor. So they can detect a metal object in front and can be used to check if a machine is in the required part of a cycle or if a door is closed. Magnetic, capacitive and many other sensor use this type of principle. Some sensors send out a light signal and measure if it is reflected back. These are called photoelectric sensors and come in a multitude of varieties. Some directly detect a reflected signal (Direct detection mode), some check if a beam being reflected from a reflector is interrupted (retroflective mode) and others send a beam to another sensor receiver and detect an interruption of the beam (Opposed mode sensor). Other sensor such as radar and ultrasonic sensors operate also by detecting the reflected signal from the object being detected. Everyone is familiar with the police radar guns that detect the speed of a vehicle, the way a bat can "see" using reflected signals and the wonder of the pictures of unborn babies that can be produced from reflected ultrasonic signals.


How many sensors in mouse laser and what are they?

There are three, sometimes 4, if you include the buttons in the sensors. the other one is a small CMOS camera, it takes pictures of dusts specs, and little abnormalities in the surface, and compares all the pictures. By comparing them it can track how much it has moved, and provide feedback to the computer, most of these cameras have about 128 pixels.

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How many square feet in a square of vinyl siding?

100 square feet of coverage, installed.


How many o2 sensor on a 02 ford explorer?

two oxygen sensors for air / fuel ratio (and another two oxygen sensors that are called catalyst monitors installed downstream )


How many oxygen sensors does an 1987 200sx se have?

The CA20E Engine has one oxygen sensor installed in the exhaust manifold.


Why are there so many Iridium satellites in orbit?

It takes that many to provide complete coverage of the Earth, including the polar regions.


How many sensors does a 1996 Toyota Camry have?

What type of sensors are you talking about? There are many sensors, and many different types.


Is AARP insurance enough for me?

AARP insurance has many plans and depending on which plan you decide to get you could use additional coverage or choose not to.For example, with AARP medicare complete essential you have no prescription coverage so you would want to get additional coverage, but if you choose AARP medicare complete plan 2 you have a prescription tier that tells you what they cover.


How many gyroscopics sensors does the Segway have?

5 gyroscopic sensors and 2 tilt sensors.


What sensors does a car have?

There are many types of sensors in cars. Some include parking sensors, blind spot monitors, water sensors, and tire pressure sensors, temp sensors, oil pressure sensors, Oxygen sensors, .


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Yes some of the newer models do. The older models usually have to get one installed. There are many types of different alarms you can get some have shock sensors and automatic shut off.


Does a 1988 Chevy s-10 have sensors?

Yes, it has many sensors.


How many oxygen sensors on a 2000 f 150 4.6?

( 4 ) 2 that are used for air / fuel ratio upstream of the catalytic converter and 2 that are catalyst monitors that are installed downstream of the catalytic converter


How many sensors are in a 97 Oldsmobile aurora?

There are many, many sensors in this and all of todays cars. Sensors for engine control and monitoring, ABS, Airbag, traction control, suspension, A/C, etc.