1. What is maximum permissible distance between smoke detectors ? 2. How do we decide number of smoke detectors required in a large office, warehouse, hall etc ? 3. What should be maximum height of smoke detectors ? 4. Where do we use heat detector, optical smoke detector, temperature sensitive detector ?

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difference between ac series and parallel circuit

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Can we use both Electrical & mechanical interlock between tow breakers? if yes how, please explain

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Write the analogous electrical elements in force current analogy for the elements of mechanical translational system.

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What is the RMS and DFT principle of analogue maesurments. Which way they are advangages. where which princples give optimum results.

0 Answers   ABB,

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The power dissipated by a resistor of 10ohm when a current of 2A passes through it is:(a) 0.4W(b) 20W(c) 40W(d) 200W

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Why in Hv transmission line as we see there are generally 6 or more than 4 conductor wires are used instead of 4 i.e. 3 for phase and 1 for neutral wire?????

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what is the maximum current rating in india for home?

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difference between crane drive and line drive.

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how can i determine the KVA/MVA rating of transformer precisely?? is there any standard test?????

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How do u analyse protection fault when vcb tripping on load

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DC Motors applications used in Lift/Elevators

8 Answers   IOCL, SCS, Usha Martin,

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