Components of an Electronic Sensing System
 

Components of an Electronic Sensing System problem 5


A student designs an electronic sensor that is to be used to switch on a lamp when the light intensity is low. Part of the circuit is shown in the figure below.




  • State the name of the component labelled X on the figure above.


  • On the figure above, draw the symbols for two resistors to complete the circuit for the sensing device.


 

main author and content editor: Ebenezer Famadewa