Useful tips for everyday
How can the power factor of an inductive load be improved? The simplest way to improve power factor is to add PF correction capacitors to…
How dangerous are soldering irons? The soldering iron is a source of heat when on. The temperature of the heated tip can reach 400°C and…
What voltage do spark plugs need? Spark plugs usually require voltage of 12,000–25,000 volts or more to ‘fire’ properly, although it can go up to…
How many watts will overload a circuit? A circuit is overloaded if: A. The total load exceeds 1,800 watts for a 15-amp circuit. (120 volts…
What does the Strstr function do? The strstr() function finds the first occurrence of string2 in string1. The function ignores the null character (\0) that…
How do I control multiple lights with one switch? You can do this light switch wiring in one of two ways. The most common is…
Can I use 220v in 110v outlet? Can I Plug a 220v Into 110v? Plugging a 220v device into a 110v outlet is not recommended.…
How does a n-bit ADC converter work? This n-bit ADC calculator takes analog input and provides a digital output. The Analog to digital converter calculator…
What are the circles on a circuit board? It is an epoxy encapsulation that protects a chip on the PCB board. The abbreviation COB is…
What determines the voltage of a capacitor? The voltage depends upon the amount of charge and the size of the capacitor. (Q = CV, Energy…