Useful tips for everyday
Why do we use union and structure in C? Structures are used to represent a record. A union is a special data type available in…
What happens when an AC line touches a DC line? If accidentally AC line touches the DC line connected to the electronic circuit and components,…
What is the transfer function for a mass spring/damper system? The transfer function of the mass-spring system from the input force to the displacement of…
What is GPR in grounding? Ground Potential Rise (GPR) or Earth Potential Rise is a phenomenon that occurs when large amounts of electricity enter the…
How do I use multiple functions in Arduino? In general, there are two ways for a single button to do multiple functions: If there are…
Why do we connect circuits to ground? Electrical devices are “grounded” when they connect to grounding devices for safety reasons. Grounding provides a safe “path…
How are resistors labeled? The resistor is denoted by the zigzag line. Its label R is the value of its resistance. The voltage drop across…
Can a Raspberry Pi drive a solenoid? It seemed simple enough: drive a solenoid with the GPIO of the Raspberry Pi – something that could…
How do I turn off current source? For a current source, setting the current equal to zero means that it produces zero current. Therefore, the…
How to switch on a pnp / npn transistor? To switch on any transistor PNP/NPN, you need to forward bias the base emitter junction so…