Exam quiz SPL - Sailplane Pilot License

Question 1

What weather development will result from convergence at ground level?

Accepted Answer

Ascending air and cloud formation

Answer

Descending air and cloud dissipation

Answer

Ascending air and cloud dissipation

Answer

Descending air and cloud formation

Question 2

The centre of gravity (CG) defines...

Accepted Answer

The point through which the force of gravity is said to act on a mass

Answer

The point on the longitudinal axis or its extension from which the centres of gravity of all masses are referenced

Answer

The distance from the datum to the position of a mass

Answer

The product of mass and balance arm

Question 3

Who provides search and rescue service?

Accepted Answer

Both military and civil organisations

Answer

Only civil organisations

Answer

Only military organisations

Answer

International approved organisations

Question 4

Given: True course: 165°. TAS: 90 kt. Wind: 130°/20 kt. Distance: 153 NM. The true heading equals...

Accepted Answer

158°

Answer

152°

Answer

165°

Answer

126°

Question 5

What is the purpose of "interception lines" in visual navigation?

Accepted Answer

They are used as easily recognizable guidance upon a possible loss of orientation

Answer

They help to continue the flight when flight visibility drops below VFR minima

Answer

To mark the next available en-route airport during the flight

Answer

To visualize the range limitation from the departure aerodrome

Question 6

The angle of attack is the angle between...

Accepted Answer

The chord line and the oncoming airflow

Answer

The chord line and the longitudinal axis of an aeroplane

Answer

The wing and the fuselage of an aeroplane

Answer

The undisturbed airflow and the longitudinal axis of an aeroplane

Question 7

What is the meaning of the phrase "Roger"?

Accepted Answer

I have received all of your last transmission

Answer

An error has been made in this transmission. The correct version is...

Answer

Permission for proposed action is granted

Answer

I understand your message and will comply with it

Question 8

During airtow, the sailplane exceeds its maximum permissible speed. What action should be taken by the glider pilot?

Accepted Answer

Decouple cable immediately

Answer

Extend spoiler flaps

Answer

Message to airfield controller via radio

Answer

Pull elevator to reduce speed

Question 9

The mass loaded on the plane is lower than the minimum load required by the load sheet. What action has to be taken?

Accepted Answer

Load ballast weight up to minimum load

Answer

Trim aircraft to "pitch down"

Answer

Change pilot seat position

Answer

Change incident angle of elevator

Question 10

Of what shape is a landing direction indicator?

Accepted Answer

T

Answer

A straight arrow

Answer

L

Answer

An angled arrow

Question 11

What is the percentage of nitrogen in the atmosphere?

Accepted Answer

78 %

Answer

21 %

Answer

0.1 %

Answer

1 %

Question 12

How can you determine wind direction in case of an outlanding?

Accepted Answer

Monitoring of smoke, flags, waving fields

Answer

Wind forecast from flight weather report

Answer

Request from other pilots who can be reached by radio

Answer

Remembering the wind indicated by the windsock at departing airfield

Question 13

Which characteristic is important when choosing sunglasses used by pilots?

Accepted Answer

Non-polarised

Answer

Curved sidepiece

Answer

Unbreakable

Answer

No UV filter

Question 14

(For this question, please use annex PFP-062) According to ICAO, what symbol indicates a civil airport (not international airport) with paved runway?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 15

The term "beginning of thermals" refers to the moment when thermal intensity...

Accepted Answer

Becomes usable for gliding and reaches up to 600 m AGL.

Answer

Becomes usable for cross-country gliding by formation of Cu clouds.

Answer

Becomes usable for gliding and reaches up to 1200 m MSL.

Answer

Reaches up to 600 m AGL and forms Cumulus clouds.

Question 16

The "swiss cheese model" can be used to explain the...

Accepted Answer

Error chain.

Answer

State of readiness of a pilot

Answer

Procedure for an emergency landing

Answer

Optimal problem solution

Question 17

The term "balance arm" in the context of a mass and balance calculation defines the...

Accepted Answer

Distance from the datum to the centre of gravity of a mass

Answer

Distance of a mass from the centre of gravity

Answer

Point on the longitudinal axis of an aeroplane or its extension from which the centres of gravity of all masses are referenced

Answer

Point through which the force of gravity is said to act on a mass

Question 18

During a winch launch, after reaching full climb attitude, the airspeed indicator fails. What action should be taken by the glider pilot?

Accepted Answer

Continue launch to normal altitude, use horizontal image and airstream noise for pattern and landing right away

Answer

Continue launch to normal altitude, use horizontal image and airstream noise to conduct flight as planned

Answer

Try to re-establish airspeed indication by abrupt changes of speed during launch

Answer

Push elevator, decouple cable and perform short pattern with minimum speed

Question 19

While planning a cross country gliding flight, what ground structure should be avoided en route?

Accepted Answer

Moist ground, water areas, marsh areas

Answer

Stone quarries and large sand areas

Answer

Highways, railroad tracks and channels

Answer

Areas with buildings, concrete and asphalt

Question 20

Which of the following is responsible for the blood coagulation?

Accepted Answer

Blood plates (thrombocytes)

Answer

Capillaries of the arteries

Answer

Red blood cells (erythrocytes)

Answer

White blood cells (leucocytes)

Question 21

How should a glider plane be parked when observing strong winds?

Accepted Answer

Windward wing on the ground, weigh wing down, secure rudders

Answer

Nose into the wind, keep and weigh tail down

Answer

Nose into the wind, extend air brakes, secure rudders

Answer

Downwind wing on the ground, weigh wing down, secure rudders

Question 22

The term 'civil twilight' is defined as...

Accepted Answer

The period of time before sunrise or after sunset where the midpoint of the sun disk is 6 degrees or less below the true horizon

Answer

The period of time before sunrise or after sunset where the midpoint of the sun disk is 6 degrees or less below the apparent horizon

Answer

The period of time before sunrise or after sunset where the midpoint of the sun disk is 12 degrees or less below the true horizon

Answer

The period of time before sunrise or after sunset where the midpoint of the sun disk is 12 degrees or less below the apparent horizon

Question 23

What danger is most imminent when an aircraft is hit by lightning?

Accepted Answer

Surface overheat and damage to exposed aircraft parts

Answer

Explosion of electrical equipment in the cockpit

Answer

Rapid cabin depressurization and smoke in the cabin

Answer

Disturbed radio communication, static noise signals

Question 24

Which weather phenomenon is typically associated with wind shear?

Accepted Answer

Thunderstorms

Answer

Fog

Answer

Stable high pressure areas

Answer

Invernal warm front

Question 25

How does air temperature change in ISA from MSL to approx. 10.000 m height?

Accepted Answer

From +15° to -50°C

Answer

From +30° to -40°C

Answer

From +20° to -40°C

Answer

From -15° to 50°C

Question 26

The angle of descent is defined as...

Accepted Answer

The angle between a horizontal plane and the actual flight path, expressed in degrees [°]

Answer

The ratio between the change in height and the horizontal distance travelled within the same time, expressed in percent [%]

Answer

The angle between a horizontal plane and the actual flight path, expressed in percent [%]

Answer

The ratio between the change in height and the horizontal distance travelled within the same time, expressed in degrees [°]

Question 27

What kind of defect results in loss of airworthiness of an aeroplane?

Accepted Answer

Damage to load-bearing parts

Answer

Dirty wing leading edge

Answer

Crack in the cabin hood plastic

Answer

Scratch on the outer painting

Question 28

The formation of medium to large precipitation particles requires...

Accepted Answer

Strong updrafts

Answer

An inversion layer

Answer

A high cloud base

Answer

Strong wind

Question 29

What must be considered for cross-border flights?

Accepted Answer

Requires flight plans

Answer

Transmission of hazard reports

Answer

Regular location messages

Answer

Approved exceptions

Question 30

Cold air inflow in high tropospheric layers may result in...

Accepted Answer

Showers and thunderstorms

Answer

Frontal weather

Answer

Calm weather and cloud dissipation

Answer

Stabilisation and calm weather

Question 31

What has to be expected with ice accretion on wings?

Accepted Answer

An increased stall speed

Answer

A decreased stall speed

Answer

Improved slow flight capabilities

Answer

Reduced friction drag

Question 32

Which answer states a risk factor for diabetes?

Accepted Answer

Overweight

Answer

Sleep deficiency

Answer

Smoking

Answer

Alcohol consumption

Question 33

The symbol labeled (1) as shown in the picture is a / an... See figure (MET-005)

Accepted Answer

Cold front

Answer

Front aloft

Answer

Occlusion

Answer

Warm front

Question 34

Exceeding the maximum allowed aircraft mass is...

Accepted Answer

Not permissible and essentially dangerous

Answer

Compensated by the pilot's control inputs

Answer

Only relevant if the excess is more than 10 %

Answer

Exceptionally permissible to avoid delays

Question 35

Pressure drag, interference drag and friction drag belong to the group of the...

Accepted Answer

Parasite drag

Answer

Main resistance

Answer

Induced drag

Answer

Total drag

Question 36

What is the correct way to transmit the call sign HB-YKM?

Accepted Answer

Hotel Bravo Yankee Kilo Mike

Answer

Hotel Bravo Yuliett Kilo Mikro

Answer

Home Bravo Yuliett Kilo Mike

Answer

Home Bravo Yankee Kilo Mikro

Question 37

Given: TC: 183°; WCA: +011°; MH: 198°; CH: 200° What are TH and VAR?

Accepted Answer

TH: 194°. VAR: 004° W

Answer

TH: 194°. VAR: 004° E

Answer

TH: 172°. VAR: 004° W

Answer

TH: 172°. VAR: 004° E

Question 38

Using annex PFP-061, which ICAO chart symbol indicates a group of unlighted obstacles?

Accepted Answer

Symbol C

Answer

Symbol B

Answer

Symbol D

Answer

Symbol A

Question 39

In order to improve the stall characteristics of an aircraft, the wing is twisted outwards (the angle of incidence varies spanwise). This is known as...

Accepted Answer

Geometric washout

Answer

Arrow shape

Answer

V-form

Answer

Aerodynamic washout

Question 40

Which factor can lead to human error?

Accepted Answer

The bias to see what we expect to see

Answer

Proper use of checklists

Answer

Double check of relevant actions

Answer

To be doubtful if something looks unclear or ambiguous

Question 41

Which of the following states the working principle of an airspeed indicator?

Accepted Answer

Total air pressure is measured and compared against static air pressure

Answer

Dynamic air pressure is measured by the Pitot tube and converted into a speed indication by the airspeed indicator

Answer

Total air pressure is measured by the static ports and converted into a speed indication by the airspeed indicator

Answer

Static air pressure is measured and compared against a vacuum

Question 42

What is the call sign of the aerodrome control?

Accepted Answer

Tower

Answer

Ground

Answer

Control

Answer

Airfield

Question 43

Trim masses or lead plates must be secured firmly when installed into a sailplane, so that...

Accepted Answer

They will not block rudders or induce any C.G. shift

Answer

The maximum allowed mass will not be exceeded

Answer

A comfortable seat position will be assured for the glider pilot

Answer

The glider pilot will not be hurt during flight in thermal turbulences

Question 44

During the last phase of a winch launch, the glider pilot does not release pull on the elevator. The automatic latch releases the cable at high wing load. What consequences have to be considered?

Accepted Answer

Extreme stress on the structure of the glider plane

Answer

A higher altitude can be reached using this technique

Answer

This technique can compensate for insufficient wind correction

Answer

Only by this sudden jerk the release of the cable can be assured

Question 45

Which section of the flight manual describes the basic empty mass of an aircraft?

Accepted Answer

Weight and balance

Answer

Limitations

Answer

Normal procedures

Answer

Performance

Question 46

What visual flight conditions can be expected within the warm sector of a polar front low during summer time?

Accepted Answer

Moderate to good visibility, scattered clouds

Answer

Good visibility, some isolated high clouds

Answer

Visibility less than 1000 m, cloud-covered ground

Answer

Moderate visibility, heavy showers and thunderstorms

Question 47

The term 'isogonal' or 'isogonic line' is defined as a line on an aeronautical chart, connecting all points with the same value of...

Accepted Answer

Variation

Answer

Heading

Answer

Deviation

Answer

Inclination

Question 48

What weather conditions can be expected in high pressure areas during winter?

Accepted Answer

Calm winds and widespread areas with high fog

Answer

Changing weather with passing of frontal lines

Answer

Squall lines and thunderstorms

Answer

Calm weather and cloud dissipation, few high Cu

Question 49

Given: True course from A to B: 283°. Ground distance: 75 NM. TAS: 105 kt. Headwind component: 12 kt. Estimated time of departure (ETD): 1242 UTC. The estimated time of arrival (ETA) is...

Accepted Answer

1330 UTC

Answer

1356 UTC

Answer

1430 UTC

Answer

1320 UTC

Question 50

What landing technique is recommended for landing on a down-hill grass area?

Accepted Answer

In general up-hill

Answer

Diagonal down-hill

Answer

With brakes applied on main wheel, no air brakes

Answer

Full air brakes, gear retracted and stalled

Question 51

Extending airbrakes results in ...

Accepted Answer

More drag and less lift

Answer

Less drag and more lift

Answer

More drag and more lift

Answer

Less drag and less lift

Question 52

Which processes result in decreasing air density?

Accepted Answer

Increasing temperature, decreasing pressure

Answer

Decreasing temperature, increasing pressure

Answer

Increasing temperature, increasing pressure

Answer

Decreasing temperature, decreasing pressure

Question 53

The maximum load according to the load sheet has been exceeded. What action has to be taken?

Accepted Answer

Reduce load

Answer

Increase speed by 15%

Answer

Trim "pitch-down"

Answer

Trim "pitch-up"

Question 54

The term "centre of gravity" is defined as...

Accepted Answer

The point at which the total mass of the aeroplane is considered to act

Answer

The heaviest point on an aeroplane

Answer

Half the distance between the neutral point and the datum line

Answer

Another designation for the neutral point

Question 55

The shown NOTAM is valid until... A1024/25 A) LOWW B) 2505211200 C) 2505211400 E) STOCKERAU VOR STO 113.00 UNSERVICEABLE.

Accepted Answer

21/05/2025 14:00 UTC

Answer

13/10/2025 00:00 UTC

Answer

21/05/2026 13:00 UTC

Answer

13/05/2025 12:00 UTC

Question 56

How can a wind shear encounter in flight be avoided?

Accepted Answer

Avoid take-off and landing during the passage of heavy showers or thunderstorms

Answer

Avoid thermally active areas, particularly during summer, or stay below these areas

Answer

Avoid areas of precipitation, particularly during winter, and choose low flight altitudes

Answer

Avoid take-offs and landings in mountainous terrain and stay in flat country whenever possible

Question 57

What is the primary purpose of an aircraft accident investigation?

Accepted Answer

To identify the reasons and work out safety recommendations

Answer

To clarify questions of liability within the meaning of compensation for passengers

Answer

To work for the public prosecutor and help to follow-up flight accidents

Answer

To determine the guilty party and draw legal consequences

Question 58

During slope soaring you have the hill to your left side, another glider is approaching from the opposite side at the same altitude. How do you react?

Accepted Answer

You divert to the right

Answer

You expect the opposite glider to divert

Answer

You divert to the right and expect the opposite glider to do the same

Answer

You pull on the elevator and divert upward

Question 59

A glider's trim lever is used to...

Accepted Answer

Reduce stick force on the elevator

Answer

Reduce stick force on the ailerons

Answer

Reduce stick force on the rudder

Answer

Reduce the adverse yaw

Question 60

What does the abbreviation "HX" stand for?

Accepted Answer

No specific opening hours

Answer

24 h service

Answer

Sunrise to sunset

Answer

Sunset to sunrise

Question 61

An off-field landing with tailwind is inevitable. How should the landing be conducted?

Accepted Answer

Approach with normal speed, expect longer flare and ground roll distance

Answer

Approach with reduced speed, expect shorter flare and ground roll distance

Answer

Normal approach, when reaching landing site, extend spoiler flaps and push down elevator

Answer

Approach with increased speed without use of spoiler flaps

Question 62

Baggage and cargo must be properly stowed and fastened, otherwise a shift of the cargo may cause...

Accepted Answer

Uncontrollable attitudes, structural damage, risk of injuries

Answer

Calculable instability if the C.G. is shifting by less than 10 %

Answer

Continuous attitudes which can be corrected by the pilot using the flight controls

Answer

Structural damage, angle of attack stability, velocity stability

Question 63

Given: Ground speed (GS): 160 kt. True course (TC): 177°. Wind vector (W/WS): 140°/20 kt. The true heading (TH) equals...

Accepted Answer

173°

Answer

180°

Answer

169°

Answer

184°

Question 64

The compass error caused by the aircraft's magnetic field is called...

Accepted Answer

Deviation

Answer

Inclination

Answer

Variation

Answer

Declination

Exam Simulation - SPL - Sailplane Pilot License

Quiz SPL - Sailplane Pilot License 120 questions on 120 minutes

Exam Simulation - SPL - Sailplane Pilot License

Quiz SPL - Sailplane Pilot License 120 questions on 120 minutes

You have reached the free limit

Upgrading to PRO gives you access to: