Performance

Question 1

For a CAT aeroplane to be cirtified today, which airworthiness standards should it have to achieve?

Answer 1

CS-25

Question 2

Whatis thedefinition of an EASA Performance Class A Aeroplane?

Answer 2

All ME turbojet aeroplanes
ME turboprop aeroplanes MOPSC >9 or >5700kg (12500lbs)

MOPSC = max operating passenger seating capacity

Question 3

What affect will open bleed valves have on the engines?

Answer 3

Net performance

Question 4

Which is the highest level of risk that can be accepted when operating under Military Operating Standards?

Answer 4

Gross Performance

Question 5

In Performance A when is the first point that an engine failure is considered?

Answer 5

From brake release point

Question 6

What is the definition of a balanced field?

Answer 6

ASDA=TODA

Accelerate Stop Distance Available =
Take off Distance Available

Question 7

What can the TODA never be greater than?

Answer 7

150% of TORA

Question 8

How many seconds are factored into CS-25 regs to allow for a pilot to action the rejected T/O drills and for the aircraft to begin stopping?

Answer 8

2 seconds action time

Question 9

What is the correct order of speeds during T/O? Assuming engine failure at most critical point.

Answer 9

VMCG, VEF, V1, VR, V2

Question 10

Airfield elevation is 350ft and QNH 1005. What is the pressure altitude?

Answer 10

590ft

Question 11

Airfield elevation is 2500ft and OAT 20degrees Celsius. What is the ISA temperature elevation?

Answer 11

ISA + 10 degrees celcius

Question 12

What is the vertical obstacle clearance required during the NET flight path climb during a turn with more than 15 degrees AOB?

Answer 12

50 ft

Question 13

What is the vertical obstacle clearance required during the NET flight path climb during a straight out climb?

Answer 13

35 ft

Question 14

When calculating the width of the obstacle domain, what is the maximum value of D if navigation accuracy is sufficient and the track change is more than 15 degrees?

Answer 14

600m

Question 15

During the T/O climb what is the minimum height below which no changes in aircraft flap configuration are permitted?

Answer 15

A minimum height of 400 ft gross above the airfield reference zero.

Question 16

Where does the T/O stage of performance begin and end?

Answer 16

Begins at the Brakes release point.

Ends when the aircraft passes through regulated screen height.

Question 17

What does the TODR comprise of?

Answer 17

The T/O ground roll and the airborne distance covered until passing the screen height.

Question 18

For T/O planning, what proportion of a headwind component must be considered?

Answer 18

50%

Question 19

For T/O planning, what proportion of a tailwind component must be considered?

Answer 19

150%

Question 20

What is the rectangular area beyond the end of the runway, deemed clear of obstacles and suitable for the initial climb to be a specified screen height called?

Answer 20

Clearway

Question 21

What is the defined screen height for Performance Class A aeroplanes?

Answer 21

35ft dry, or 15ft wet

Question 22

Define VSTOP?

Answer 22

The max speed during T/O at which it is possible to abort the T/O following failure of a critical engine

Question 23

Define VGO?

Answer 23

The minimum speed during T/O at which it is possible to continue T/O following failure of a critical engine.

Question 24

What represents the max value for V1?

Answer 24

VMBE

Question 25

If unaffected by obstacles, where does the NFP normally end?

Answer 25

When the aircraft attains a safe height of 1500ft above surface datum.

Question 26

When does the en-route stage of performance planning finish?

Answer 26

At 1500ft above the destination airfield.

Question 27

What speed should be used during drift down procedure?

Answer 27

No less than VFTO

Question 28

What is the definition of stabilising altitude?

Answer 28

The max service ceiling with one engine inoperative.

Question 29

Under EU (AIR) Ops what is the required vertical obstacle clearance during drift down procedure?

Answer 29

2000ft and 5nm

Question 30

What are the conditions for a non-ETOPS approved twin aircraft?

Answer 30

It must never be more than 60minutes flying time on one engine in still air and ISA conditions form a suitable diversion airfield.

Question 31

What effect does a tailwind have on maximum endurance speed?

Answer 31

No effect.

Question 32

When does the landing phase of performance planning begin?

Answer 32

At 1500ft above the landing surface

Question 33

Where does the landing phase of performance planning end?

Answer 33

When the aircraft comes to a complete stop.

Question 34

What criteria must be applied when calculating the LDR on a wet runway for a jet engine aeroplane?

Answer 34

60 of LDA, factorised by 1.15, must be more than LDR.

Question 35

What criteria must be applied to the LDR for turboprop aeroplanes?

Answer 35

LDR must not exceed 70% of the LDA.

Question 36

What factors would determine the maximum landing weight at the destination airfield?

Answer 36

The lower of the maximum landing weights determined for: The most favourable runway in stall air The most likely runway in forecast wind conditions

Question 37

What is the minimum go around height that ensures the approach climb OEI gradient will be achieved?

Answer 37

At the decision height

Question 38

What is the minimum go around height that ensures the landing climb AEO gradient will be achieved?

Answer 38

At the flare

Question 39

What should the aircraft configuration be during the approach to land with one engine inoperative?

Answer 39

Landing gear down, approach flaps set

Question 40

What is required when confirming whether an approach is stable?

Answer 40

1) Checklist and briefings complete 2) Speed no greater than VREF + 20 kts 3) Sink rate no greater than 1000fpm for standard approach NOT : Reverse thrust must be armed

Question 41

What are the minimum recommended heights at which an aircraft should be on a stabilised approach?

Answer 41

1000ft when IMC 500ft when VMC 300ft and wings level on circling approach Within 1dot of localiser + glide slope on ILS NOT : decision height of 200ft with 1EIO