Cooling Engine

Question 1

What are 2 ways to cool an engine?

Answer 1

• liquid: internal form
• air: external form, has a greater surface area
• liquid is more efficient to cool an engine, removing heat transfer
• easier to control temp
• air cooled tend to be more nosier

Question 2

Why do we use coolant instead of water?

Answer 2

• anti freeze: doesn’t drop below zero
• raises boiling point in the engine
• anti corrosion