for ac networks if the voltage wave form is V=Vm sinwt here the voltage Vm=230 for the frequency 50hz then the time period is 0.02 sec then for the time period 0.12 sec what is the voltage

4 Answers  

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What is the latest generation of circuit breakers called?

2 Answers   Focus, Oil India,

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What is the actual meaning between the energy conservation and energy saving ?

3 Answers  

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What is principal to reduce earth leakage current with isolation transformer? When isolation transformer is installed in input stage of system, earth leakage current is reduced. the reason is why the leakage current of 2nd stage of isolation transformer does not affect the 1st stage's leakage current. I would like to know the reason. As you know, earth leakage current is a kind of AC. So, How to reduce earth leakage current in case that isolation transformer is used?

2 Answers  

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What is the purpose of RECTIFIER ASSEMBLY in AC power generators?

2 Answers  

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1. what is the power factor of a purely inductive load? 2. Which type of transformer connection is preferred in case of power supply transformers? 3. In power transformer usually which winding is closer to the core? 4. what will happen to the generated emf if the no. of poles of an alternator is increased?

5 Answers  

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what is 6 pulse and 12 pulse inverter? Explain brifly

2 Answers  

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Testing procedure of DG alternator stability test

0 Answers   Amprotec,

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what are the differences between MCB and MCCB ?

19 Answers   Bhel, DLF, Omax,

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what would the resistance of a 110v 150w submersiblepump motor windings be

1 Answers  

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what is the purpose of using battery in dg sets, please specify in details.

2 Answers   Balco,

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What are the basic components of the feedback control system?

0 Answers  

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