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Mechanically adjustable variable resistor with three legs. It is used as a voltage divider. (It is not a meter at all, but got the name from its historical ancestor, which was a meter.)

1 vote
2 answers
3k views

How can I increase the torque, but not the speed of this DC motor to gear with a potentiomet...

It's made of three AAA batteries in series giving a total of 4.5V to the DC motor, these are connected through a potentiometer to control the speed. …
2 votes
2 answers
18k views

What kind of ranges exist for potentiometers?

I want the potentiometer to adjust the speed of the motor by increasing and reducing the current through the motor. … For this i am using a potentiometer, but the current i have is for very high resistance. What are the common ranges potentiometers operate at? …