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A 4.0 mm-diameter copper ball is charged to 90 nC. What is the number of electrons removed from the Copper ball?

A 4.0 mm-diameter copper ball is charged to 90 nC.  What is the number of electrons removed from the Copper ball? Solution: Given that Diameter of Copper Ball = d = 4.00mm Charge on Ball = q = 90 nC …

12 V DC Motor: Working and Construction - Electrical Diary

What is an Electric Motor? The electric motor is an electromechanical energy-conversing device. In other words, Electric Motor is a device that converts electrical energy into Mechanical Energy. E…

DC Motor : Explanation of Working Principle By Electrical Diary

What is DC Motor?   A DC motor is an electrical device that converts electrical energy into mechanical energy.DC Motor runs on DC Current. The Construction and working principles of the DC Motor an…

thevenin and norton theorem solved problems -Electricaldiary

What is Thevenin's Theorem? Thevenin's theorem is a circuit theory that states any complex circuit or network can be reduced to a simple network that has a voltage source (Called Thevenin…

Parts of Transformer - Electrical Diary

What is a Transformer? A transformer is an electrical machine that is used to transfer electrical energy from one circuit to another circuit. Transformation of Electrical Energy from one circuit to…

What is AC voltage ? | AC Full Form | Phasor Diagram | Principle of Ac Generator

What is AC voltage and its full form?  The full form of AC is Alternating Current. Whenever current flowing in a circuit varies in magnitude along with the direction periodically, then it is called A…