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Question 127-1 : Performance such that in the event of failure of a critical power unit enables a helicopter to land within the rejected take off distance available is ? [ Preparation civilian ]

Performance class 1

Question 127-2 : R means ?

Rotor radius.

Catpolh110
exemple 231: Rotor radius
Rotor diameter. rotor area. rotor speed.

Question 127-3 : Small rotorcraft are those of maximum weight of ?

3175 kg or 7000 lbs .

exemple 235: 3175 kg or 7000 lbs
2750 kg. 10000 lbs. 2570 lbs.

Question 127-4 : The rate of climb will be negative affected by ?

High temperature high pressure altitude contaminated rotor blades.

exemple 239: High temperature high pressure altitude contaminated rotor blades
High gross mass of helicopter, low temperature, high humidity. high pressure altitude, turning flight, low temperature. low pressure altitude, high mass, high temperature.

Question 127-5 : A helicopter with performance class 3 shall be able to maintain the minimum altitude that allows it to fly ?

Above the minimum prescribed altitude at maximum continuous power.

Catpolh410 en routea the helicopter shall be able with all engines operating within the maximum continuous power conditions to continue along its intended route or to a planned diversion without flying at any point below the appropriate minimum flight altitudeb except as provided in catpolh420 in the event of an engine failure the helicopter shall be able to perform a safe forced landing
Above the minimum prescribed altitude at maximum take-off power. at 200 ft above surface. at 1000 ft amsl.

Question 127-6 : The density altitude is ?

The altitude in the standard atmosphere at which the prevailing density occurs.

exemple 247: The altitude in the standard atmosphere at which the prevailing density occurs
The height in the standard atmosphere at which the prevailing density occurs. the altitude obtained by setting the subscale of an altimeter to qnh. the height obtained by setting the subscale of an altimeter to qne.

Question 127-7 : The 'maximum operating altitudes' of a certain helicopter are laid down in ?

The helicopter flight manual.

exemple 251: The helicopter flight manual
The operators manual. the aip. the icao annex 2.

Question 127-8 : The abbreviation vle means ?

Maximum landing gear extended speed.

exemple 255: Maximum landing gear extended speed
Maximum speed to operate the landing gear. maximum speed to retract the landing gear. maximum speed to extend the landing gear.

Question 127-9 : The abbreviation vlo means ?

Maximum landing gear operating speed.

exemple 259: Maximum landing gear operating speed
Maximum speed with landing gear extended. maximum operating limit speed. maximum lift-off speed.

Question 127-10 : The abbreviation vne means ?

Never exceed speed.

exemple 263: Never exceed speed
Normal speed with landing gear extended. maximum speed in level flight. maximum operating limit speed.

Question 127-11 : The abbreviation vtoss means ?

Take off safety speed for a category a rotorcraft.

exemple 267: Take off safety speed for a category a rotorcraft
Steady flight speed. stall speed. threshold operating safety speed.

Question 127-12 : The abbreviation vy means ?

Speed for best rate of climb.

exemple 271: Speed for best rate of climb
Speed for best angle of climb. steady initial climb speed. take-off safety speed.

Question 127-13 : The absolute ceiling of a helicopter as specified in its performance data is the altitude at which the helicopter is ?

No longer able to climb at all.

exemple 275: No longer able to climb at all
Still able to climb at a rate of 0,5 m/sec. still able to climb at a rate of 500 ft/min. just able to climb.

Question 127-14 : The altitude calculated by 'pressure altitude + 1188 x temperature deviation from isa' is ?

Density altitude.

The density altitude is used to determine a helicopters performance
exemple 279: Density altitude
Standard altitude. equivalent altitude. elevation.

Question 127-15 : The density altitude ?

Is used to determine a helicopters performance.

exemple 283: Is used to determine a helicopters performance
Is always equal to the pressure altitude. is used to establish a minimum clearance of 2000 feet over mountains. is used to calculate the transition level.

Question 127-16 : The distance necessary for a landing is the horizontal distance required to land ?

And come to a full stop from a point 50 ft above the landing surface.

Annex 6 operation of aircraft helicopter part 3 landing distance required ldrh the horizontal distance required to land and come to a full stop from a point 15 m 50 ft above the landing surface
exemple 287: And come to a full stop from a point 50 ft above the landing surface
And come to a full stop from a point 35 ft above the landing surface. and come to a full stop from a point 15 ft above the landing surface. land from a point 50 ft above the landing surface.

Question 127-17 : The distance required for an aborted take off is the horizontal distance required between the start of the take off and the point where the helicopter stops following the failure of ?

The critical engine and the interruption of the take off at the take off decision point.

exemple 291: The critical engine and the interruption of the take off at the take off decision point
The critical engine and the interruption of the take off at the moment the failure accured. the critical engine and the interruption of the take off one second after the failure. an engine and the interruption of the take off at the moment the failure accured.

Question 127-18 : The effect of wind on angle of climb path will be ?

Headwind will increase the angle of climb path.

exemple 295: Headwind will increase the angle of climb path
Head- and tailwind will decrease the angle of climb path. the wind effect on angle of climb path is unpredictable. nil.

Question 127-19 : The effect of wind on rate of climb roc will be ?

Nil.

exemple 299: Nil
Headwind will increase the roc. tailwind will increase the roc. the wind effect on roc is unpredictable.

Question 127-20 : The main end product of performance planning is ?

The maximum mass of the aircraft at different phases of flight.

exemple 303: The maximum mass of the aircraft at different phases of flight
A range of speeds and heights. a flight plan fuel. an eta for the destination.

Question 127-21 : The maritime zone located north of latitude 50 n is considered hostile ?

Even if a safe emergency landing can be carried out.

exemple 307: Even if a safe emergency landing can be carried out
Only if a safe emergency landing cannot be carried out. at the pilot's initiative, the notion of 'hostile' not being explicitly defined. only if the helicopter occupants cannot be adequately protected.

Question 127-22 : The mass of a helicopter with performance class 3 must be such that the following is always possible ?

A hover ige.

exemple 311: A hover ige
A hover. a vertical climb of more than 200 ft/min. a hover oge.

Question 127-23 : The maximum indicated air speed of a helicopter in level flight is reached ?

At the lowest possible altitude.

exemple 315: At the lowest possible altitude
At the optimum cruise altitude. at the service ceiling. at the practical ceiling.

Question 127-24 : The minimum rate of descent in autoration will occur ?

At vy and rotor speed within limits.

exemple 319: At vy and rotor speed within limits
At vtoss and maximum rotor speed. at vne power-off and minimum rotor speed. at best range speed and minimum rotor speed.

Question 127-25 : The never exceed speed vne of a helicopter as specified in the flight manual ?

May not be exceeded under any circumstances.

exemple 323: May not be exceeded under any circumstances
Only applies at maximum certificated mass. is not attainable during a dive without engine power. is attainable with full engine power in level flight.

Question 127-26 : The part of the take off path during which in a helicopter of performance class 2 an engine failure would result in a forced landing must be flown in ?

Conditions of weather and light in which a safe landing is possible.

exemple 327: Conditions of weather and light in which a safe landing is possible
Vmc. imc. a headwind.

Question 127-27 : The ratio in the same units and expressed as a percentage of 'change in height' divided by 'horizontal distance travelled' means ?

Climb gradient.

The 'climb gradient' is defined as the ratio expressed as a percentage of the change in geometric height divided by the horizontal distance traveledgradient = change in heighthorizontal distance x 100%for small angles of climb you can use rate of climb true airspeed but this is not the exact definition of the 'climb gradient'
exemple 331: Climb gradient
Rate of climb. ratio of climb or descend. climb ratio.

Question 127-28 : The responsibility for ensuring that the performance claimed for a helicopter can be achieved belongs to ?

The operator.

exemple 335: The operator
The commander. the manufacturer. the despatcher.

Question 127-29 : The speed for maximum endurance ?

Is always lower than the speed for maximum specific range.

exemple 339: Is always lower than the speed for maximum specific range
Is in any case identical with the speed for maximum specific range. can either be higher or lower than the speed for maximum specific range. is always higher than the speed for maximum specific range.

Question 127-30 : The speed for maximum rate of climb ?

Will be higher than the speed for best angle of climb.

exemple 343: Will be higher than the speed for best angle of climb
Will be the same as the speed for best angle of climb under any circumstances. may be higher or lower than the speed for best angle of climb depending on helicopter type. lower than the speed for the best angle of climb.

Question 127-31 : Other factors remaining constant and not limiting how does increasing pressure altitude affect allowable take off mass ?

Allowable take off mass decreases.

Density decreases with altitude less density will reduce take off thrust available allowable take off mass will decrease
exemple 347: Allowable take off mass decreases
Allowable take-off mass increases. there is no effect on allowable take-off mass. allowable take-off mass remains uninfluenced up to 5000 ft pressure altitude.

Question 127-32 : The service ceiling of a helicopter is ?

Higher in translation than in hover out of ground effect oge .

exemple 351: Higher in translation than in hover out of ground effect oge
Higher in hover out of ground effect (oge than in hovering in ground effect (ige). lower in translation than in hover in ground effect (ige). the same in translation and in hover.

Question 127-33 : What is the correct statement concerning performance class 3 ?

Ops are only conducted at daytime tofrom helidecks and elevated heliports.

exemple 355: Ops are only conducted at daytime tofrom helidecks and elevated heliports
Ops are not conducted at night and to/from helidecks at all times. ops are not conducted during night time to/from heliports. ops are not conducted from/to helidecks during daytime.

Question 127-34 : The take off weight is the weight of the helicopter ?

At the start of the take off.

exemple 359: At the start of the take off
At the time the doors are closed. at the moment when the engine or engines are started. at the start of taxi if applicable.

Question 127-35 : The take off path of a helicopter from the start of take off extends to a point above the take off surface which is ?

1000 ft.

exemple 363: 1000 ft
500 ft. 1500 ft. 100 ft.

Question 127-36 : The todrh is the horizontal distance required between the start of the take off and the point where the take off safety speed is reached as well as a height of ?

35 ft above the take off surface and a positive climb gradient in case of failure of the critical engine.

exemple 367: 35 ft above the take off surface and a positive climb gradient in case of failure of the critical engine
15 ft above the take off surface and a positive climb gradient in case of failure of the critical engine. 35 ft above the take off surface and a positive or zero climb gradient in case of failure of the critical engine. 50 ft above the take off surface and a positive or zero climb gradient in case of failure of the critical engine.

Question 127-37 : Tlof means ?

An area for touch down and lift off.

exemple 371: An area for touch down and lift off
The length of an operational runway (in feet). the person in charge of take-offs and landings. the speed for translational lift.

Question 127-38 : When calculating the take off performaces of a performance class 2 helicopter without a precise wind measuring equipment the following must be considered ?

Maximum 50% of the reported headwind.

Catpolh105 general c when showing compliance with the requirements of this section account shall be taken of the following parameters 1 mass of the helicopter 2 the helicopter configuration 3 the environmental conditions in particular i pressure altitude and temperature ii wind a except as provided in c for take off take off flight path and landing requirements accountability for wind shall be no more than 50% of any reported steady headwind component of 5 kt or more b where take off and landing with a tailwind component is permitted in the afm and in all cases for the take off flight path not less than 150% of any reported tailwind component shall be taken into account and c where precise wind measuring equipment enables accurate measurement of wind velocity over the point of take off and landing wind components in excess of 50% may be established by the operator provided that the operator demonstrates to the competent authority that the proximity to the fato and accuracy enhancements of the wind measuring equipment provide an equivalent level of safety 4 the operating techniques and5 the operation of any systems that have an adverse effect on performance
exemple 375: Maximum 50% of the reported headwind
At least 50% of the reported headwind. maximum 150% of the reported headwind. maximum 60% of the reported headwind.

Question 127-39 : Vx means the speed for ?

Best angle of climb.

exemple 379: Best angle of climb
Best angle of glide. best rate of climb. best approach speed.

Question 127-40 : What is the abbreviation for the term 'never exceed speed' ?

Vne.

exemple 383: Vne
Vno vnx vle



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