V12 engine

When was the first V12 engine built?

• 1904

• 1910

• 1920

• 1930

What is the V-angle of many V12 engines?

• 120 degrees

• 90 degrees

• 60 degrees

• 30 degrees

What is a drawback of V12 engines?

• Simple design

• Small size

• Low power output

• High cost

In which application is the V12 engine common due to its narrower width?

• Marine vessels

• Trucks

• Aircraft

• Passenger cars

What was the displacement of the first V12 engine built for racing boats?

• 12.2 L

• 18.4 L

• 25.5 L

• 38.6 L

Which engine was used in the Hawker Hurricane and Supermarine Spitfire fighters?

• Rolls-Royce Griffon

• Rolls-Royce Merlin

• Allison V-1710

• Klimov VK-107

What was the power output of V12 engines at the beginning of World War II?

• 1500 kW

• 500 kW

• 750 kW

• 1000 kW

Which country produced the Rolls-Royce Merlin engine under license?

• France

• United States

• Germany

• Russia

What was the purpose of the air-cooled Ranger V-770 engine used in the United States?

• Training aircraft

• Transport aircraft

• Fighter aircraft

• Bomber aircraft

Which type of engine design had a lower center of gravity and improved pilot visibility for single-engined designs?

• Upright engine

• Boxer engine

• Inverted engine

• Flat-twelve engine