Can I use this or not

Question

Any robotics guy I need a small help from you
Robotic arm control with arduino and potentiometer
I am creating a robotic arm controll with arduino and potentiometer.
I am using Arduino nano instead of Arduino uno
And also using Tiny potentiometers instead of big one

Answer 1

can I use then or not

Answer 2

to control the servo motors I am using pot...