Answer / shri..

1)Smoke detectors
2)Smoke with Heat detectors
3)Very early smoke detector aspiration. (VESDA)
4)Laser Beam detectors.

Shriram

Answer / bmw6633@gmail.com

smoke detector:these r used in anywhere in a closed area,
heat detectors:these r used in labratories,
sensors:used in m/cs ,atomatic door open when an object
stand in some distence to where the area of detection is set
for.

Answer / bmw6633@gmail.com

smoke detector:these r used in anywhere in a closed area,
heat detectors:these r used in labratories,
sensors:used in m/cs ,atomatic door open when an object
stand in some distence to where the area of detection is set
for.

the resstance of a thermistor is 5000 ohm at 25degreeC and coefficient is .04/degCel. A measurement with lead resitance of 10 ohm will cause an error of

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