The Fuel Efficiency of Military Vehicles Quiz

Estimated Completion Time
3 min
The Fuel Efficiency of Military Vehicles Quiz
Image: DMITRY KOSTYUKOV/AFP/Getty Images

About This Quiz

Armed conflict consumes unimaginable amounts of gasoline and diesel fuel. How much do you know about the fuel efficiency of war machines? Take this quiz to find out.
The mine-clearing Buffalo A2 has a 12.5-liter (3.3-gallon) engine that gets about how many miles per gallon?
3.5 miles per gallon (0.4 kilometer per liter)
The Buffalo A2, which was featured as a robot in the "Transformers" movie, gets about 3.5 miles per gallon.
6 miles per gallon
9.3 miles per gallon

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In World War II, the U.S. armed forces used about how many gallons of fuel per soldier per day?
2 gallons (7.6 liters)
Considering the scope of this conflict, 2 gallons per soldier per day wasn't much fuel.
4 gallons
8 gallons

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The U.S. military uses about how many barrels of oil each year?
more than 400 million
more than 100 million
If you had a vehicle that averaged 25 miles per gallon, you could take 4 million trips around Earth using 100 million barrels of oil.
more than 50 million

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In 2007 the United States armed forces used about how many gallons of fuel per soldier per day?
10 gallons (38 liters)
16 gallons
27 gallons
The armed forces used about 27 gallons of fuel per soldier per day. The U.S. Department of Defense is the largest fuel consumer in the world.

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The C-5 Galaxy cargo jet has a miles-per-gallon rating of about what?
0.1 mile per gallon (0.04 kilometer per liter)
0.8 mile per gallon
0.07 mile per gallon
Only America can afford to burn fuel at 0.07 mile per gallon.

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Vortex surfing, similar to geese flying in formation, might help Air Force planes save about how much fuel on a flight?
3 percent
8 percent
It might help the planes save 8 percent of their fuel, but the maneuver requires special training.
19 percent

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What is the miles-per-gallon rating for the 19-ton (17,237-kilogram) Stryker armored vehicle?
2.3 miles per gallon (1 kilometer per liter)
5.7 miles per gallon
Considering its heftiness, it is surprisingly efficient. It gets 5.7 miles per gallon.
8.9 miles per gallon

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What's the approximate miles-per-gallon rating of the F-22 Raptor fighter?
0.1 mile per gallon (0.04 kilometer per liter)
0.4 mile per gallon
The 0.4 mile-per-gallon rating of the F-22 Raptor makes your grandpa's gigantic recreational vehicle seem really efficient.
0.9 mile per gallon

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Compared to the A and B models, the C-5M Galaxy improves fuel efficiency by about what percentage?
3 percent
Three percent doesn't sound like much, but over time this means a significant savings in fuel.
13 percent
30 percent

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Which branch of the U.S. military consumes the most fuel?
Army
Navy
Air Force
Jets burn fuel like it is going out of style.

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How much fuel does the U.S. Navy consume in the time it takes to fill a car's 20-gallon (76-liter) gas tank?
10,000 gallons (37,854 liters)
30,000 gallons
The Navy consumes 30,000 gallons of fuel in that time. It makes you wonder how refineries can keep pace with our consumption.
60,000 gallons

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Which branch of the U.S. military consumes the most diesel fuel?
Air Force
Navy
Ships burn through incredible amounts of diesel.
Army

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In an hour, how many pounds of fuel would an F-16 jet burn at full afterburner and low altitudes?
8,000 pounds (3,629 kilograms)
23,000 pounds
64,000 pounds
It would burn about 64,000 pounds of fuel. Afterburners provide huge thrust but at the expense of much higher fuel consumption.

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How many miles per gallon does an Army Humvee get?
7 miles per gallon
12 miles per gallon (5 kilometers per liter)
Consumer Hummers get about 12 miles per gallon too.
18 miles per gallon

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How much horsepower does an Arleigh Burke destroyer's engine generate?
8,600 horsepower (6.4 million watts)
28,000 horsepower
110,000 horsepower
It generates 110,000 horsepower, and it eats fuel like crazy, which is why bigger ships like aircraft carriers use nuclear power instead.

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The M1070, an Army semitrailer, has a 500-horsepower (372,850-watt) engine and a miles-per-gallon rating of what?
3.4 miles per gallon (1.4 kilometers per liter)
2.3 miles per gallon
1.2 miles per gallon
Fully loaded, they can only go about 30 miles per hour (48 kilometers per hour).

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What's the miles-per-gallon rating for the M1 Abrams tank?
0.6 mile per gallon (0.3 kilometer per liter)
It only gets 0.6 mile per gallon. You can't expect much better from a 60-ton (54,431-kilogram) vehicle.
2 miles per gallon
4 miles per gallon

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The M109A6 Paladin is a self-propelled howitzer with a 155-millimeter gun. How many miles per gallon does it get?
12 miles per gallon (5 kilometers per liter)
8.3 miles per gallon
1.3 miles per gallon
It only gets 1.3 miles per gallon. Army vehicles clearly do not stress fuel efficiency .

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How many gallons of fuel does the M1 Abrams tank carry?
200 gallons (757 liters)
500 gallons
It carries 500 gallons of fuel and has an operational range of about 300 miles (483 kilometers).
800 gallons

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At a low altitude and maximum afterburner power, how many gallons of fuel per hour does an F-15 fighter require?
2,700 gallons (10,221 liters)
12,500 gallons
23,000 gallons
It requires about 23,000 gallons of fuel per hour. That’s about 385 gallons every minute.

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The hybrid engines on the USS Makin Island saved about how much in fuel costs on its maiden voyage?
$5 million
$1 million
$2 million
It saved about $2 million on its first voyage. Over the life of the craft, the Navy expects to save about $250 million in fuel expenses.

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If an F-15 uses its afterburner continuously, how long would its fuel supply last?
about six minutes
it would last about six minutes. In other words, the afterburner is for rare occasions only.
about 20 minutes
about 35 minutes

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About how many gallons of fuel might an Arleigh Burke-class destroyer use in a single hour?
1,000 gallons (3,785 liters)
It takes a lot of fuel to move such a huge boat — 1,000 gallons per hour to be exact.
500 gallons
100 gallons

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How much does the U.S. Navy spend each year on ship fuel?
$18 billion
$6 billion
$2 billion
It spends $2 billion on ship fuel. The gas-turbine engines common to Navy ships are not very fuel efficient.

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How does speed affect a ship's fuel consumption?
Faster speeds consume much more fuel.
Faster speeds mean bigger waves to push out of the way.
Faster speeds need a bit less fuel than slower speeds.
The engines consume a similar amount of fuel regardless of speed.

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About how many gallons of fuel per hour does the F-16 fighter jet require?
roughly 300 gallons (1,136 liters)
roughly 800 gallons
The jet uses about 800 gallons of fuel per hour. This is why the Air Force requires so much jet fuel.
roughly 1,200 gallons

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How many gallons of fuel did the U.S. Air Force consume in 2012?
900 million
1.2 billion
2 billion
Two billion gallons is a veritable ocean of jet fuel.

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The Bradley Fighting Vehicles are made to keep up with M1 tanks. What's their approximate miles-per-gallon rating?
7.8 miles per gallon (3.3 kilometers per liter)
3.9 miles per gallon
1.7 miles per gallon
Their heavy armor drastically reduces fuel efficiency, and they only get 1.7 miles per gallon.

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To save fuel, the U.S. Air Mobility Command considered removing what from planes?
wiring
paper
Removing booklets and manuals could cut the weight of the plane by 130 pounds (59 kilograms).
wings

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The World War II-era B-52 bombers burned through how many gallons of fuel per hour?
3,300 gallons (12,492 liters)
The immense bombers flew countless sorties through the conflict, burning 3,300 gallons of fuel per hour.
1,145 gallons
700 gallons

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You Got:
/30
DMITRY KOSTYUKOV/AFP/Getty Images
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