Answer / puja gope

converter is used to convert ac to dc whereas inverter is used to convert dc to ac.supply used in converter is ac & for inverter supply is dc.

Answer / mani

Converter is converting the AC to DC and this DC is stored in a Battery then the stored DC supply is forwarded to Inverter  to convert the AC Supply . When the AC Supply is failed the battery id feeding the DC Supply to the inverter for providing AC supply up the energy stored in the cell.

my name is venkat .i have good percentage in my academics(ssc 86, intermediate 83 b.tech 73) my question 1..after completion of my ssc i joined in bpc but i didnt got rank in emcet so i completed MPC in one year compartmentally ..so here what am expect question from this background?

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A transformer is used to light a 24volts,70watts lamp from a 240a.c main.The current in the main cable is 0.35A. Calculate, (1) The efficiency of the transformer. (2) the current in the lamp.

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What is meant by coupling capacitor?

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What exactly is meant by harmonics and harmonic current?? and what is skewing with regard to this??

2 Answers  

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design a 3 bit synchronous and asynchronous counter using T- flipflop

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We are having a 2000KVA DG set. It trips with Over speed and Engne Hot when the mahine is stopped in full speed. How shall I analyse the block load and reverse power.Is the problem related to power factor. The machine which runs on this DG is having all Synchronous motors with incividual Drives.

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which MPU register provides the address from which the next instruction byte is to be fetch?

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what is your majour contributions in your present job

0 Answers   ESL,

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what is the criteria for selecting fuse rating in 1phase, 2phase & 3phase welding sets?

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220/33kv voltage level having 60MVA rating , which transformer is preferred two winding or auto transformer. why, kindly provide your strong technical valuable views.

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hello everybody. what does an abnormal stator winding impedance or dc resistance show? thanx

0 Answers   Ansaldo,

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What is safety of Ht panel

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