Answer / mahesh sali

rectifier are generally used in AC / DC drives , frequency
convertor sub station,battery chargers , protection
relays , mimic devices

Answer / pillay

In electrical "rectifiers" are used to convert an alternating
voltage to direct current voltage.Any where a dc voltage
is needed and ac voltage is available rectifiers with the help
of other necessary components is used to convert the AC to DC.

Answer / sudarshan patwal

All the equipment is working only dc supply as TV, Radio,
Batteries etc. & AC to DC convert rectifier.
DC voltage is not availabe is easly every where because it
is costly and danger so we are used the rectifiers.It is
not costly.

what is the difference between earth and neutral?

1 Answers  

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what is meant by substation?

5 Answers  

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What is the implications when 600 hp motor is started when the unit is running with Transformer of capacity 1500 KVA and DG set of 1000kva

0 Answers   Shasun Chemicals,

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checking procedure of capacitor based motors.used in fans etc?

0 Answers   Badve,

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What is the use of Isolation Transformer, and Neutral is using for return path, finally this current is going.... but same time the voltage of the neutral should be below 1 V...

6 Answers  

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why the capacitors works on ac only

5 Answers  

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why DG sets power factor is 0.8 lagging.

1 Answers   Cummins,

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can we identify the direction of power flow in transmission line by after only looking the tower

7 Answers   TNEB Tamil Nadu Electricity Board,

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why DC source is used to idetify the polarity of CT/PT?

1 Answers  

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My energy meter ratio is -/110/root 3,1A and connected line CT is 100/1,PT is 11kv/110 so what is the MF for meter

1 Answers   Apollo,

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ELECTRICAL MACHINE

2 Answers   Bhel, HPC, NHPC,

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A parallel flow heat exchanger will perform better than a counter flow heat exchanger. State if the statement is true or false.

0 Answers   Blue Star,

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