OLL#9: Voltage in Electrical Systemsa) Read pp.71-76 and use the following guideline to create your

summary note in your logbook (underline key terms): Paragraph 1:

› What do electrical systems do & what are they made up of?› Draw a diagram of a general electric system and explain what each

part is Paragraph 2:

› What are 2 types of electricity and define each› What are batteries, what is difference between dry cell and wet cell,

what is difference between primary and secondary cell Paragraph 3:

› What is an electrode, how are they marked, what is a cathode and anode?

Paragraph 4:› What does a circuit consist of, draw the shorthand symbols for each

component, draw Fig.1-35b Paragraph 5:

› What is frequency, how is it measured, what is voltage, how is it measured, name 4 types of voltage measuring devices.

b) Check your understanding: Complete Q#1-8 on pg.77 wkbk