Helicopters
  • 1. Who is credited with inventing the first successful helicopter?
A) Igor Sikorsky
B) Wilbur Wright
C) Leonardo da Vinci
D) Elon Musk
  • 2. Which part of a helicopter creates lift and allows it to fly?
A) Fuselage
B) Tail rotor
C) Engine
D) Rotor blades
  • 3. What is the name of the device that controls the pitch of a helicopter's rotor blades?
A) Battery
B) Swashplate
C) Accelerator
D) Rudder
  • 4. Which country has the largest military helicopter fleet in the world?
A) India
B) China
C) United States
D) Russia
  • 5. What instrument is used to measure the altitude of a helicopter above sea level?
A) Compass
B) Altimeter
C) Fuel gauge
D) Speedometer
  • 6. What do the collective and cyclic controls in a helicopter control?
A) Collective: engine power, cyclic: altitude
B) Collective: landing gear, cyclic: stability
C) Collective: communication, cyclic: speed
D) Collective: controls overall lift, cyclic: controls tilt and direction
  • 7. What is the purpose of the transmission system in a helicopter?
A) To navigate using GPS
B) To transfer power from the engine to the rotor system
C) To provide air conditioning
D) To control altitude
  • 8. What is the design advantage of a coaxial rotor system on a helicopter?
A) Higher top speed
B) Quieter operation
C) Larger cargo capacity
D) Improved maneuverability and efficiency
  • 9. What is the use of a helicopter's skids or landing gear?
A) To steer the helicopter
B) To support the helicopter on the ground
C) To control altitude
D) To generate lift
Created with That Quiz — where a math practice test is always one click away.