What is a transformer?

What is a transformer? a transformer is an electrical device that transfers electrical energy between two or more circuits by electromagnetic induction. commonly, transformers are used to increase or decrease…

How do laser diodes work?

How do laser diodes work? basic recipe for laser diode: 1. medium gain cleaved mirrors 3 electrodes 4. DC power source 5. packaging the gain medium is a direct band…

What is a neutral wire?

What is a neutral wire? For any circuit to work, there must be a complete circuit from the power supply to the load (light, appliance, heater, etc.) and the power…

How do capacitors go bad?

How do capacitors go bad? previous s did not mention age and heat. both dry electrolytes. bulbs are particularly prone to this because they are manufactured at low prices. my…

Why do capacitor leaks?

Why do capacitor leaks? there is no perfect insulation and the capacitor has some conductivity inside. which acts as a great resistance to shunt and leads to current leakage it…