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FAA Private Pilot Helicopter (PRH) practice questions

213 free questions with answers and explanations.

Practice test
  1. 51.A pilot computes a true course of 270° with a 4° right wind correction angle, resulting in a true heading of 274°. The local magnetic variation is 6°W, and the compass deviation card shows -2° for that heading. What is the compass heading?Navigation and Airspace
  2. 52.A pilot consumed several alcoholic beverages last night. This morning, a breathalyzer shows a blood alcohol level of 0.02, and only 6 hours have passed since the pilot's last drink. Under 14 CFR 91.17, may this pilot legally act as PIC today?Human Factors
  3. 53.A pilot is briefed that a stable air mass is present along the planned route of flight. Which weather conditions should the pilot expect?Weather
  4. 54.A pilot checks NOTAMs before departure and finds a NOTAM(D) stating a taxiway at the destination airport is closed for repaving. What best describes this type of NOTAM?Navigation and Airspace
  5. 55.A pilot receives a PIREP stating that turbulence caused an aircraft to experience large, abrupt changes in altitude and attitude, with occupants momentarily forced violently against their seat belts, and the aircraft was momentarily out of control. This PIREP should be classified as reportingWeather
  6. 56.A pilot plans to land at an airport located within Class D airspace. According to 14 CFR 91.129, what must the pilot establish before entering the Class D surface area?Regulations
  7. 57.A mechanic explains to a new helicopter owner that the main rotor system uses only a flapping (teetering) hinge, with no lead-lag hinges, and the two blades are rigidly connected to the mast so that when one blade flaps up, the other flaps down. What type of rotor system is being described?Helicopter Aerodynamics and Systems
  8. 58.A helicopter pilot wants to operate at an altitude lower than the minimums prescribed in 14 CFR 91.119 for airplanes over a congested area. Under what condition is this specifically permitted for helicopters?Regulations
  9. 59.A single main rotor helicopter with a main rotor that turns counterclockwise (as viewed from above) is brought to a stationary hover with no wind. Without pilot correction, in which direction will the helicopter tend to drift, and what design feature is used to counteract it?Helicopter Aerodynamics and Systems
  10. 60.A helicopter is overtaking a slower airplane traveling in the same direction at the same altitude. According to 14 CFR 91.113, which aircraft has the right-of-way, and how must the overtaking aircraft maneuver?Regulations
  11. 61.A helicopter pilot is planning a cross-country flight. His passengers have a tight connection for a commercial airline flight, and he feels compelled to depart despite deteriorating weather along the route. Using the PAVE checklist, which risk element is most directly represented by this situation?Human Factors
  12. 62.A helicopter weighing 2,000 pounds enters and maintains a coordinated, level 60° angle-of-bank turn. Using the load factor formula (n = 1 / cos(bank angle)), what approximate total lift must the rotor system produce to maintain altitude?Performance and Limitations
  13. 63.A pilot planning a cross-country route notices airspace on the sectional chart outlined by a solid blue border and labeled 'P-56.' What is the significance of this airspace to VFR flight?Navigation and Airspace
  14. 64.A pilot has been on duty for 14 hours across several flight legs with minimal rest breaks and reports feeling generally run-down and mentally slow, a condition that has persisted for several days despite getting a full night's sleep. This best describes which type of fatigue?Human Factors
  15. 65.A helicopter pilot operating along a coastal route notices fog forming as warm, moist air moves horizontally over a cooler ocean surface and then drifts inland. What type of fog is this?Weather
  16. 66.A pilot wants to know whether a temporary flight restriction or an instrument approach procedure change affects an upcoming flight. Which category of NOTAM contains this regulatory information?Navigation and Airspace
  17. 67.While practicing autorotations, a pilot makes a low, high-speed pass directly over a crowded public beach at 50 feet AGL to show off for spectators, without landing. No injury or damage results. Which regulation has the pilot most clearly violated?Regulations
  18. 68.While in cruise flight in a semirigid (two-bladed) rotor helicopter, a pilot abruptly pushes the cyclic forward, creating a momentary low-G (near-zero or negative G) flight condition. What is the primary hazard of applying lateral cyclic input during this condition?Helicopter Aerodynamics and Systems
  19. 69.A pilot is reviewing a weather briefing and sees that the temperature/dew point spread at the destination airport is forecast to decrease from 8°C to 1°C over the next several hours during the overnight period with clear skies and light winds. What should the pilot expect as a result?Weather
  20. 70.A helicopter pilot plans a flight that will transit Class C airspace. According to 14 CFR 91.215, what equipment must be installed and operating for this operation?Regulations
  21. 71.A student pilot is progressing toward a private pilot certificate with a helicopter rating. According to 14 CFR 61.109(b), what is the minimum total flight time required before the practical test?Regulations
  22. 72.Which type of main rotor system uses hinges that allow each rotor blade to flap, feather, and lead-lag independently of the other blades?Helicopter Aerodynamics and Systems
  23. 73.A newly certificated helicopter pilot skips the pre-flight checklist, thinking, 'I've flown this helicopter a hundred times, nothing bad will happen to me.' Which hazardous attitude is this pilot demonstrating?Human Factors
  24. 74.A helicopter pilot plans to fly VFR beneath the outer shelf of a Class B airspace area at 2,800 feet MSL, remaining 25 nautical miles from the primary airport. What transponder equipment is required for this flight?Navigation and Airspace
  25. 75.A helicopter pilot is landing on a dry, unimproved dirt surface in calm wind conditions. As the helicopter descends through ground effect, rotor downwash begins kicking up loose surface material, rapidly reducing the pilot's outside visual references just before touchdown. This hazardous condition is best described asWeather
  26. 76.A VFR pilot's planned route passes through an active Restricted Area depicted on the sectional chart. What must the pilot do before entering the restricted area?Regulations
  27. 77.A newly certificated helicopter pilot receives a temporary flight restriction NOTAM but decides it 'probably doesn't really apply' to a small helicopter like his, and departs without further review. This attitude best illustrates which hazardous attitude?Human Factors
  28. 78.In a fully articulated main rotor system, which hinge allows the blade to move fore and aft within the plane of rotation, compensating for changes in blade tip speed caused by the Coriolis effect during flapping?Helicopter Aerodynamics and Systems
  29. 79.A pilot reviewing a sectional chart notices an area outlined by a solid blue border labeled 'R-5107A' with operating hours listed nearby. What must the pilot do before flying through this area?Navigation and Airspace
  30. 80.A pilot reviewing forecast winds and temperatures aloft notes the freezing level is forecast at 6,000 feet MSL along a mountainous route. What is the significance of this information for the flight?Weather
  31. 81.A METAR at the destination airport reads 'BKN008 OVC015'. According to FAA definitions, what is the reported ceiling?Weather
  32. 82.A pilot's preflight weather briefing indicates a warm front approaching the route of flight. Which condition is most characteristic of the weather ahead of the front prior to its passage?Weather
  33. 83.A helicopter is loaded near its forward center-of-gravity limit. What flight condition is this loading most likely to adversely affect?Helicopter Aerodynamics and Systems
  34. 84.A helicopter pilot is flying at night at 6,000 feet MSL without supplemental oxygen. Which symptom of hypoxia is likely to appear FIRST, even though the pilot may feel otherwise normal?Human Factors
  35. 85.A helicopter pilot taxiing at night observes the control tower flash a red light signal directed at the helicopter. What action should the pilot take?Navigation and Airspace
  36. 86.A helicopter's service ceiling is best defined as the pressure altitude at which:Performance and Limitations
  37. 87.A pilot tunes a VOR, sets the OBS to 270°, and the CDI centers with a TO indication. On what radial from the station is the helicopter located?Navigation and Airspace
  38. 88.During a practice autorotation at high density altitude, a pilot allows the rotor RPM to decay below the normal operating range. The primary performance risk of this RPM decay is:Performance and Limitations
  39. 89.A pilot reviewing NOTAMs for a planned cross-country flight discovers a Temporary Flight Restriction (TFR) established for VIP movement along the intended route. What is the pilot's obligation regarding this TFR?Regulations
  40. 90.A helicopter is loaded to maximum gross weight for a hover-out-of-ground-effect departure on a hot day at a high-elevation airport. Compared to the same helicopter loaded at a lighter weight under the same conditions, what effect does the increased gross weight have on hover performance?Helicopter Aerodynamics and Systems
  41. 91.A pilot is transitioning through effective translational lift during takeoff in a single main rotor helicopter with a counterclockwise-turning rotor (viewed from above). The pilot notices the helicopter tends to pitch and roll slightly as the airflow through the rear of the rotor disk changes relative to the front. What phenomenon is this?Helicopter Aerodynamics and Systems
  42. 92.A privately owned helicopter, not operated for hire, received its most recent annual inspection on June 10, 2023, as recorded in the maintenance logbook. Per 14 CFR 91.409, by what date must the next annual inspection be completed for the aircraft to remain airworthy?Regulations
  43. 93.An airport has a pressure altitude of 2,000 feet and an outside air temperature of 30°C. Using the standard rule of thumb (add 120 feet for each degree Celsius above the ISA temperature for that altitude), what is the approximate density altitude?Performance and Limitations
  44. 94.An airplane pilot without an instrument rating may not request or accept a special VFR clearance to operate at night. Does this same restriction apply to a helicopter pilot without an instrument rating?Regulations
  45. 95.A helicopter pilot encounters visible moisture with the outside air temperature at −8°C during a flight. Large, supercooled water droplets are present. What type of structural icing is most likely to form, and why is it considered hazardous?Weather
  46. 96.A helicopter is equipped with a hydraulic servo (boost) system for the flight controls. If this hydraulic system fails in flight, what change should the pilot expect in the flight controls?Helicopter Aerodynamics and Systems
  47. 97.A pilot is planning a cross-country flight that will pass near a stadium hosting a major sporting event later that day. Where should the pilot check to determine whether a temporary flight restriction (TFR) is in effect over that area?Navigation and Airspace
  48. 98.A helicopter pilot is planning a flight over a sparsely populated area, away from any open water. Disregarding the special helicopter exception in 91.119(d), what minimum altitude requirement applies under 14 CFR 91.119(c)?Regulations
  49. 99.A flight instructor explains that helicopters with low-inertia (lightweight) rotor systems require the pilot to react more quickly when entering autorotation after an engine failure, compared to helicopters with high-inertia (heavier) rotor systems. What is the primary reason for this difference?Helicopter Aerodynamics and Systems
  50. 100.In the Northern Hemisphere, a pilot flying near a surface low-pressure system should expect surface winds to circulate in which pattern?Weather