Useful tips for everyday
How do you clean a light switch without getting shocked? “The best way to do this is to start with a soft cloth and dampen…
Does electric shock follow the path of least resistance? Electricity passes through all possible paths whether the resistance is high or low. Just the difference…
Will I get shocked if I touch neutral wire? Do not touch even the neutral wire in a live circuit! The neutral wire does have…
What is a 4 bit analog multiplexer? The TS5V330C is a 4-bit 1-of-2 multiplexer/demultiplexer video switch with a single switch-enable (EN) input. The device has…
Can you run an Arduino on a 9v battery? It is quite possible to run an ATMEGA with Arduino code for weeks if not months…
Do electric keyboards need to be plugged in? An electric piano requires electricity and speakers to produce its sound. The electric piano either has it’s…
Is there earthing in DC? Generally AC earthing is not connected to DC ground except where there is metal enclosure that needs to be earthed…
What happens if you get shocked by a Tesla coil? Even a small Tesla coil produces many times the electrical energy necessary to stop the…
What are the two junctions of a thermocouple? In any thermocouple circuit, there are two equivalent junctions formed between dissimilar metals. The junction placed at…
Can you make an AC motor variable speed? AC motors are constant speed devices but their speed can vary if you change the input voltage…