Md Nazmul Islam

If you are an Electric Engineering student, then you might have encountered suspicion regarding the earthing cable size calculation. It is a very easy process indeed. The word earthing is a very familiar word in our electrical field. For instance, we all know that when a device suffers from...

Why does induction motor/fan draw heavy current at starting? We know it as Inrush Current / Surge Current. But now the question is why? Before giving the answer, let me give you a nice example. Suppose, it's morning. It is raining heavily outside. It's time to go to the office....

What is Electrical Substation? Electrical Substation is a very well known word in the electrical world. Many of us are aware of substations. Maybe we've read a book or seen it in real life. Today, I will introduce you to the members of the whole substation family in a...

Today's article is about the top unknown facts about transmission line. The transmission and distribution course is very interesting. The more you know, the more you want to know here. Actually, there is a lot to know about this transmission line. It is really eye-catching to see the transmission...

What is instrument transformer? Many of us think of transformers as voltage ups and downs by keeping only the power fixed. But, what actually is an instrument transformer? In fact, the transformer can not only increase or decrease the voltage but also measure the current and voltage. Again, those transformers...

What is Digital Electronics? Have you ever thought about how it is similar to the rhythm of a clock? The word "clock pulse" has come to our notice many times while reading digital electronics. You might have drawn many wave diagrams using this clock pulse. But, perhaps most did...

How to do the selection of transmission and distribution voltage? But, have you ever wondered how these voltages are determined? How did the power companies realize that these amount voltages would work for us? Today, the article has been arranged in this regard. Let's get started. In fact, in books,...

What is RYB in three phase system? Have you ever wondered about the three phase system? But why only red, yellow, blue is chosen? In the electrical world, red, yellow, and blue have been chosen from the seven colors of the rainbow in the three-phase system. In the panel board of...

Transmit electricity without a transmission line- is it really possible? Today let us provide some scientific argument behind it. There might arise a question, is it possible to transmit electricity without a transmission line? Otherwise, if the question is put in this way then, the question may be, “What does...

If you are someone who has just completed your engineers' degree, then here are some top 6 basic knowledge for an electrical engineer. Let's learn with a story. Arman has completed B.Sc Engineering in Electrical and Electronics Engineering from a renowned government university. He is very worried about his career....

Transformer insulation test is a very interesting topic. But, do everyone know about it? Let us do a simple discussion on the topic. A transformer is a very well known device in the electrical world. It is impossible to find a person in this field who is not familiar to...

Semiconductor Devices Numbering System is something that has always piqued the interests of people. Today, let us learn about the mystery behind numbering the semiconductor. Dear readers, you must have worked at a lab for a university project. As a result, there you might remember using any semiconductor device. Again,...