Answer / hiren

triac is a electronics device used to control and conduct
current flow during both alternation of ac cycle

Answer / aarti dahiya

A TRIAC is a three termnal bidirectional semiconductor
switching device which can control alternating current in a
load

Answer / vishal dabhi

The TRIAC is a three-terminal device similar in
construction and operation to the SCR

A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why

0 Answers  

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how the capacitor work on dc?

1 Answers  

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how to select a air/vacuum circuit breaker.is there any thumb rule???

1 Answers  

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whatis knee point ?

5 Answers   L&T, Siemens,

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What is the safety of UPS?

0 Answers  

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how to reduce earth to neutral voltage?

8 Answers   Field Gun Factory,

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When a square wave is applied to primary of a transformer then what will be output wave form of secondary ?

2 Answers   Sail, TCS,

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physical identification of HT & LT panel

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WHAT HAPPEN IF LT SUPPLY 415 V FED TO THE HT 3.3KV MOTOR

1 Answers  

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what is the power rating of CPU, CRT type moniter, LCD type moniter,scanner Approx.

0 Answers   HAL,

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define transient state &steady state

1 Answers  

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we want low electricity at lower speed of fan.what we have to do?

5 Answers  

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