Answer / ramprasad

The Addressible Fire system works with the help of Smoke
Detectors, Heas Detectors, and manual call points. Whole
building devides in different zones as per drawings and
wiring from these equipments brought from them ot fire
addressing panel. When anywhere fire signal has been
detected by thes sensors then these equipments sent the
signals to fire addressing panel.

Why carbon brush used in dc motor also why its not used in ac motor?

2 Answers   RRB,

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List the time domain specifications.

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Enlists the applications of sampled data systems?

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