inventor aw - 5 tools from another world that you won't believe you can make at home

hello my friends how are you all in today's video we will make five useful and simple tools I hope you enjoy [Music] watching read switch closes the circuit when a magnet gets close to it you can use this tool to count motor speed or to count the number of turns of a coil project number two no explanation needed project number three [Music] [Music] a magnetic battery holder project number four [Music] project number five 5 ml syringe 220 Ohm resistor 1 kilo Ohm resistor 2 color LEDs 12vt [Music] battery if you are watching my channel for the first time please subscribe to the channel and activate the Bell to receive all new [Music] updates [Music] now we have a cheap tool to find out the polarity of wires in a car for example just connect gnd to the car body and use the syringe needle to test wires when the green LED lights up this means that the wire is connected to ground when the red LED lights up this means that the wire is connected to the positive thanks for watching

Channel: Inventor AW

Views: 198,933

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Id: kigiLV68Ghg

Length: 8min 8sec (488 seconds)

Published: Sat Jan 20 2024