G K Agrawal electrical blog

G K Agrawal - tutorials on electrical; electronics engineering, op-amp circuits, electronic circuit design, multimeter, clamp meter, signal generator; Oscilloscope use, electrical transformer, 3 phase ac supply, MCB circuit breaker, VFD, IGBT, PWM, Train engine control, power factor, experiment, study tips etc in Hindi & English by G K Agrawal (a person with long industrial experience of product development).

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Friday, December 30, 2022

Why power factor correction

 I will explain, why and how power factor correction

Power factor correction

Posted by G K Agrawal at 2:57 PM No comments:
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Voltage between neutral and earth

 I will explain the voltage between neutral and earth in this article

The voltage between neutral and earth

Posted by G K Agrawal at 2:47 PM No comments:
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Difference between neutral and earth

 

I will explain the difference between neutral and earth in this post.

Read about the difference between neutral and earth 

here

Posted by G K Agrawal at 2:45 PM No comments:
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Monday, December 12, 2022

Open circuit CT transforme use

 How to use open circuit transformer

Posted by G K Agrawal at 5:08 PM No comments:
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Monday, December 5, 2022

 Why is 30 mA RCCB used in the home

How bullet train works
what is metal oxide varistor
Posted by G K Agrawal at 5:01 PM No comments:
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        • Why power factor correction
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        • Difference between neutral and earth
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