how you check SCR firing or not? in live 3 phase bridge rectifier unit(3 in neg and 3 in pos),explain please

1 Answers   ME,

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What will be maximum output and input current of 1KVA & 2KVA UPS?

1 Answers   Microtek, Su Kam,

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Pls send me the papers for Section engineer exam for railways.Its on 9th oct-08.Its urgent.My id is abhay_jg@yahoo.com

0 Answers  

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how a log ratio amplifier works?

0 Answers  

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i having three wire RTD but i want analog input signal 4 to 20ma to Allen Bradly plc.so how to connect this one.pls clarifie me.

0 Answers  

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What happens when a voltmeter is connected in series with the circuit?

0 Answers  

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A PLL maintains lock by comparing A The phase of two signals B The frequency of two signals C The amplitude of two signals D None of these

0 Answers  

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When a sample of germanium and silicon having same impurity density are kept at room temperature then resistivity of silicon will be higher than that of germanium, why?

0 Answers  

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Explain the main advantages of synchronous circuit?

0 Answers  

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why the pic micro controller have three timers

2 Answers   HCL,

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what is TRANSDUCERS?

11 Answers  

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What is a trducer and trponder?

0 Answers  

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