Answer / hiranya teron

decibel(db)meter.

Answer / vignesh

Decibel(dB)

why are you use the crgo core lamination in transformer

6 Answers  

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What is transformer saturation?

1 Answers  

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if voltage bt phase & nutral is 38v in a panel board . whats the root cause.

0 Answers  

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In siemens PLC, why do we want to move the data ?

0 Answers  

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Master trip relay code no

2 Answers   TR,

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Before i went to bed my master bathroom lights were working fine. At 2 am, when I went to use the lights, none of them were working. The outlets throughout the bathroom work, but the lights and fan above the toilet don't. I have two panels of switches. The one panel has four switches. One of the switches turns on the hall light, and that works. The other three are to other lights, and they don't. The other panel has three switches. One of those is to the fan, and the other is to a light above the toilet. The other is a to light that is also on that other panel. I tried the breakers, and the one that turns off the outlets, marked for the bathrooom, turns on and off the outlets. None seemed to be tripped. I checked the lightbulbs, and they are fine. Please help

2 Answers  

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what is mean impedance?

7 Answers   ONGC, Wipro,

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what is the difference between surge arrestor and surge supressor

1 Answers  

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1.type of oil in used in transformer.

9 Answers  

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Is phase preventer require when overload relay is there

1 Answers  

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why transmition and distribution and genaration of voltage in multible of 11 means 220v,440v,11kv,22kv,,,...so on

3 Answers  

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Why only sinusoidal ac voltages are generated?why not triangular or sawtooth?

0 Answers  

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