ARES club week two

“ It's not easy to press the button and adjust the variable resistor
It’s not easy to press the button and adjust the variable resistor by yourself

In the second week pupils investigated the effect of changing the resistance in the circuit by changing the resistor or adding a variable resistor.

“ How to switch on a transistor
How to switch on a transistor

 

 

 

 

 

 

 

 

 

 

 

 

Also we looked at the transistor and saw that it did not switch on unless enough voltage was applied to the base.