A Particular Automobile Operates at an Efficiency of 10

question 52

Multiple Choice

A particular automobile operates at an efficiency of 10%. Suppose that 20 gallons of gasoline are put into the auto's tank. Of this 20 gallons, how much will be "wasted" , i.e., how much will be consumed to produce exhaust heat and in other ways that do not actually get the car down the road?

• A) 10 gallons
• B) 20 gallons
• C) 19 gallons
• D) 2 gallons
• E) 18 gallons