Working principle of DC motor
We know that a motor is a device that transforms electrical energy into mechanical energy. In the case of DC motor, it’s one type of motor that uses the DC current to convert electrical...
We know that a motor is a device that transforms electrical energy into mechanical energy. In the case of DC motor, it’s one type of motor that uses the DC current to convert electrical...
Grid substation: For Distinguishing between grid and distribution substation we have to know the definition of these two terms. Grid substation is a substation that receives power from a power generating station and lowers...
লিমিট সুইচ কি? লিমিট সুইচ এক ধরনের বিশেষ সুইচ যা যান্ত্রিক শক্তি ব্যবহার করে কোন মেশিনের গতি এবং কার্যকলাপ নিয়ন্ত্রণ করে থাকে। ধরুন, থার্টি ফার্স্ট নাইট পার্টির আয়োজন হল। ১০০ জনের বেশি মানুষকে ঢুকতে...
A simple voltaic cell is shown. It consists of the copper plate (known as anode) and a zinc rod (i.e. cathode) immersed in dilute sulphuric acid (H 2 SO 4 ) contained in a...
Easy Battery Charging Time and Battery Charging Current Formula for Batteries. (With Example of 120Ah Battery). Below is a simple battery charging current and battery charging time formulas with a solved example of 120Ah lead-acid battery....
সংজ্ঞাগত পার্থক্য D.O.L এর পূর্ণ নাম Direct on Line। যে স্টার্টার সরাসরি লাইনের সাথে যুক্ত থাকে তাকে ডাইরেক্ট অন লাইন স্টার্টার বলে। এ ধরনের স্টার্টার কারেন্ট কমাতে পারে না। তাই এ স্টার্টার দ্বারা মোটরকে...
What is Energy? Energy is the capacity for doing work or the ability to do some work is known as energy. Energy exists in different forms (such as electrical, mechanical, heat, light, etc.) and...
In this post, I will demonstrate that in the event that you can compose a polynomial-time randomized calculation that (with sensibly high likelihood) tackles some issue, at that point you can likewise build a...
What is Coaxial Cable? Coaxial cables conduct electrical signals using an inner conductor mostly copper or copper plated wire surrounded by an insulating wire and enclosed by a shield mostly one to four layers of woven...
Why Does the Heating Element Glow While the Cord of the Heater Doesn’t? It is a matter of common experience when the element of the heater connects to the electric supply, It becomes hot...