a.
The way, a potentiometer controls an electric motor.
a.
Explanation of Solution
Introduction:
A potentiometer is a voltage divider used to give a continuous variable voltage output.
On an electric motor, a potentiometer gives continuous variable voltage and hence produces a continuous change in the speed of the motor.
b.
The way, a potentiometer controls a joystick.
b.
Explanation of Solution
Introduction:
A potentiometer is a voltage divider used to give a continuous variable voltage output.
In a game joystick a potentiometer gives a continuous variable voltage output to the input of a player which can be then seen on the screen.
Chapter 22 Solutions
Glencoe Physics: Principles and Problems, Student Edition
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