Exam quiz Meteorology - EASA Drone Quiz

Question 1

Which of the following statements is correct?

Accepted Answer

Haze

Answer

Mist

Answer

Wind shear

Answer

Fog

Question 2

Which of the following statements is correct?

Accepted Answer

Modern UAS are not subject to electromagnetic interference

Answer

A1-A3

Answer

No

Answer

Yes

Question 3

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Moon phases

Answer

Ocean salinity

Question 4

Battery life:

Accepted Answer

The weight of the UAV

Answer

The weight of the UAV + the payload + the battery

Answer

The weight of the UAV + the payload

Answer

The weight of the UAV + the payload + the fully charged battery plus any other accessory

Question 5

Which of the following statements is correct?

Accepted Answer

Clear nights, light winds, high humidity (strong nocturnal cooling)

Answer

Only in mountains

Answer

Warm advection over cold sea

Answer

Strong winds & thunderstorms

Question 6

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Moon phases

Answer

Ocean salinity

Question 7

Which of the following statements is correct?

Accepted Answer

Does not in any way affect the flight of the UAV

Answer

The deliverable voltage

Answer

The amount of current the battery can deliver in 1 hour

Answer

The standing wave is only present along the coasts

Question 8

Which of the following statements is correct?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Continue using sensors only

Answer

Ignore if GPS OK

Answer

Climb above obstacles

Question 9

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Ocean salinity

Answer

Moon phases

Question 10

Which of the following statements is correct?

Accepted Answer

Radiation fog (autumn–winter)

Answer

Upslope fog

Answer

Advection fog

Answer

Steam fog

Question 11

Where is the wind strongest in relation to isobars on a weather chart?

Accepted Answer

Where isobars are closest together

Answer

Where isobars are widely spaced

Answer

Along a high-pressure center

Answer

At the midpoint between two isobars regardless of spacing

Question 12

In VLOS, is it important to remain in visual contact with the UAV at all times?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Continue using sensors only

Answer

Ignore if GPS OK

Answer

Climb above obstacles

Question 13

On a windy day in an open field with trees, where is mechanical turbulence most likely?

Accepted Answer

On the lee (downwind) side of the trees due to wake and rotor effects

Answer

Only directly above the tree tops

Answer

Equally on both windward and lee sides

Answer

There is no significant turbulence generated by trees

Question 14

Which of the following statements is correct?

Accepted Answer

Small‑scale intense downdraft with divergent outflow near the surface

Answer

Thermal updraft

Answer

Large cyclone

Answer

Slow subsidence

Question 15

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Moon phases

Answer

Ocean salinity

Question 16

Which of the following statements is correct?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Ignore if GPS OK

Answer

Continue using sensors only

Answer

Climb above obstacles

Question 17

Which of the following statements is correct?

Accepted Answer

Suffer a loss of performance at low temperatures, have a high energy density and low weight

Answer

That the total load on its structure is three times its weight

Answer

That the total load on its structure is 3 times its maximum speed

Answer

Withstand low temperatures well

Question 18

Wind is measured in degrees on the scale?

Accepted Answer

360° (degrees from true North)

Answer

0–180° half‑circle

Answer

10° scale

Answer

90° scale

Question 19

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Moon phases

Answer

Ocean salinity

Answer

Earth’s magnetic field

Question 20

Which of the following statements is correct?

Accepted Answer

Because the collision sensors may not function properly

Answer

Because the electronics could be damaged

Answer

Because the remote pilot's visibility is greatly reduced

Answer

All other answers are correct

Question 21

Which of the following statements is correct?

Accepted Answer

The trim, aerodynamics, weight and fuel consumption of the UAS

Answer

The economic performance of the UAS

Answer

Yes, if you notice that your UAS has, for example, superior resistance to the wind

Answer

Yes, provided it is authorized by CAA

Question 22

Which of the following statements is correct?

Accepted Answer

High temperature and no light

Answer

Yes if you are in the mountains at an altitude above 1500 meters

Answer

Temperature of 15-25 degrees and low humidity

Answer

Constant pressure

Question 23

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Ocean salinity

Answer

Moon phases

Question 24

Which of the following statements is correct?

Accepted Answer

I can safely carry out the mission with UAS while taking into account the fact that I will most likely encounter turbulence

Answer

I can safely perform the mission with UAS

Answer

Yes, always over 4 kn

Answer

Never

Question 25

Which of the following statements is correct?

Accepted Answer

It is what happens when one does not have sufficient piloting experience

Answer

It is the relationship between the frequency and severity of a possible event

Answer

None of the other answers is correct

Answer

It is what occurs when rules are not respected

Question 26

Which of the following statements is correct?

Accepted Answer

Final Stage

Answer

Increases battery overheating

Answer

Cumulation phase

Answer

Dissipation phase

Question 27

Which of the following statements is correct?

Accepted Answer

A thunderstorm

Answer

Stable and beautiful weather

Answer

Very high wind speed

Answer

Thermosphere

Question 28

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Ocean salinity

Answer

Earth’s magnetic field

Answer

Moon phases

Question 29

Which of the following statements is correct?

Accepted Answer

Point where all weight forces on the UAV converge

Answer

Point where the diagonals that ideally join the pairs of opposed rotors

Answer

Electronic component of the IMU

Answer

Yes, but only after having carried out a new series of experimental tests and having new flight manual drafted

Question 30

Which of the following statements is correct?

Accepted Answer

In the communication made to CAA

Answer

In the Operations Manual

Answer

In the Flight Manual

Answer

In the Maintenance Manual

Question 31

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Ocean salinity

Answer

Moon phases

Answer

Earth’s magnetic field

Question 32

Which of the following statements is correct?

Accepted Answer

Type and cloud cover

Answer

Air humidity and optical illusions

Answer

Brightness type

Answer

All other answers are correct

Question 33

Which of the following statements is correct?

Accepted Answer

Rotate anti-clockwise

Answer

micron

Answer

Rotate from bottom to top

Answer

Rotate according to direction

Question 34

In VLOS, the UAV must be detectable:

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Ignore if GPS OK

Answer

Climb above obstacles

Answer

Continue using sensors only

Question 35

Which of the following statements is correct?

Accepted Answer

Yes

Answer

Chain of errors

Answer

Yes, but only after reaching the age of 18

Answer

Yes, but only after registering the drone as professional on the CAA website

Question 36

TAF have a time horizon of:

Accepted Answer

24–30 hours

Answer

6 hours

Answer

1–2 hours

Answer

48–72 hours

Question 37

Which of the following statements is correct?

Accepted Answer

Cumulonimbus

Answer

Horizontal motions

Answer

A general cooling of the air

Answer

Large-diameter, short-pitch propellers

Question 38

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Ocean salinity

Answer

Moon phases

Question 39

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Ocean salinity

Answer

Moon phases

Answer

Earth’s magnetic field

Question 40

Which of the following statements is correct?

Accepted Answer

No, the wind speed is too high to fly

Answer

Can be caused by obstacles at least 120 meters high

Answer

Yes, but you have to do it fast because UDP is almost over

Answer

Yes, but one must pay attention to the variable wind direction

Question 41

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Ocean salinity

Answer

Moon phases

Answer

Earth’s magnetic field

Question 42

Which of the following statements is correct?

Accepted Answer

When the UAV comes into contact with water

Answer

When the temperature is 0° or below

Answer

When the UAV comes into contact with water and the temperature is 0° or below

Answer

When the ambient temperature is at least -10°.

Question 43

Which of the following statements is correct?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Ignore if GPS OK

Answer

Continue using sensors only

Answer

Climb above obstacles

Question 44

Which of the following statements is correct?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Climb above obstacles

Answer

Ignore if GPS OK

Answer

Continue using sensors only

Question 45

Which of the following statements is correct?

Accepted Answer

Lithium ion polymer

Answer

Lithium ions

Answer

Lithium ions Lead

Answer

Lithium polymer

Question 46

Which of the following statements is correct?

Accepted Answer

A sudden change in wind direction

Answer

A sudden change in air mass temperature

Answer

A sudden change in wind direction and intensity

Answer

No, never

Question 47

Select the standard sea‑level pressure closest to ISA:

Accepted Answer

1013 hPa

Answer

1000 hPa

Answer

1026 hPa

Answer

990 hPa

Question 48

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Ocean salinity

Answer

Moon phases

Question 49

Which of the following statements is correct?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Climb above obstacles

Answer

Continue using sensors only

Answer

Ignore if GPS OK

Question 50

Which of the following statements is correct?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Ignore if GPS OK

Answer

Climb above obstacles

Answer

Continue using sensors only

Exam simulation Meteorology EASA Drone Quiz

Exam simulation EASA Drone Quiz Meteorology 50 questions on 60 minutes