How do you jump start a positive ground vehicle?
A jump start, also known as boost, is a method to start a vehicle with a booted discharge battery. A temporary connection to the battery of another vehicle or to…
Category: How to Guide
This category cover topics of electronics “How to Guide”. Basic theory of electronics and question answer with how tech works with easy way with example. it also cover electrical fundamental like current, voltage and its calculation, some circuit design, device use and benefits etc.
Can current be negative?
Can current be negative? As from question you thought that its wrong, but no friend question is right but current is never negative but its calculation at end its as…
How is a capacitor different from a battery?
Batteries and condensers seem similar because they store and release electricity. However, there are key differences between them that affect their potential applications due to how they work differently. A…
Can there be a potential difference without current?
The electric potential is the potential electric power per unit charge, measured in joules per coulomb (volts). The “electric potential” must be distinguished from the “electric potential” by noting that…
Why do you use a resistor with an LED?
When you talk about resistor with LED then first in your mind got Why do you need an LED resistor? Resistor used in LED to limit the LED current to…