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) 18 gallons B) 2 gallons C) 20 gallons D) 10 gallons E) 19 gallons
A
You might also like to view...
To observe a spectroscopic binary, we must be able to see both stars individually
a. True b. False Indicate whether the statement is true or false
Car batteries are often rated in ampere-hours. This information designates the amount of ______ that the battery can supply
1.current 2.power 3.energy 4.charge 5.potential
If the dark energy is described by the cosmological constant, then the _____ Universe is ____
a. open; accelerating and will not expand forever b. flat; decelerating and will expand forever c. closed; accelerating and will expand forever d. open;, decelerating and will expand forever e. flat; accelerating and will expand forever
The graph shows the speedometer reading of a car as it comes to a stop along a straight-line path. How far does the car move between t = 0 s and t = 16 s?
A. 130 m
B. 140 m
C. 150 m
D. 160 m