Exam quiz Meteorology - EASA Drone Quiz

Question 1

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 2

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 3

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 4

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 5

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

Question 6

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Moon phases

Answer

Earth’s magnetic field

Answer

Ocean salinity

Question 7

What is an anemometer?

Accepted Answer

An instrument for measuring wind speed (often with a separate vane for direction)

Answer

An instrument for measuring the speed of clouds

Answer

A sideways airflow

Answer

An instrument for measuring humidity

Question 8

Which of the following statements is correct?

Accepted Answer

Kilograms per cubic meter

Answer

Lower capacity (amperes)

Answer

Lower voltage (voltage)

Answer

Higher voltage (voltage)

Question 9

Which of the following statements is correct?

Accepted Answer

The amount of water contained in a mass of air at a specific time

Answer

The amount of water contained in the atmosphere at a given time

Answer

Convective motions

Answer

Horizontal motions

Question 10

Which of the following statements is correct?

Accepted Answer

Reduced visibility: risk of losing VLOS and degraded sensors → unsafe

Answer

Longer battery life

Answer

Stronger GPS signal in fog

Answer

Better radio link in humid air

Question 11

In frictionless conditions (geostrophic balance), what is the wind direction relative to isobars?

Accepted Answer

Parallel to the isobars

Answer

From high to low pressure, perpendicular to the isobars

Answer

Toward low pressure at about 90° across the isobars

Answer

Randomly variable with no relation to isobars

Question 12

Which of the following statements is correct?

Accepted Answer

Final Stage

Answer

Increases battery overheating

Answer

Cumulation phase

Answer

Dissipation phase

Question 13

For a cloud to form, a mass of air is required:

Accepted Answer

All months of the year depending on air humidity

Answer

October to February

Answer

May to August

Answer

Get him up so that he can be spotted

Question 14

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 15

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 16

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 17

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

Question 18

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 19

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 20

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Moon phases

Answer

Earth’s magnetic field

Answer

Ocean salinity

Question 21

Which of the following statements is correct?

Accepted Answer

When a moving mass of moist air comes into contact with a ground cold

Answer

When a moving mass of dry air comes into contact with a ground hot

Answer

When a moving mass of dry air comes into contact with a ground cold

Answer

When a mass of moist, non-moving air comes into contact with a cold ground

Question 22

Which of the following statements is correct?

Accepted Answer

Routine aerodrome weather report (observation)

Answer

Terminal forecast (TAF)

Answer

Radar rainfall map

Answer

Pilot log extract

Question 23

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 24

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 25

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 26

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 27

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 28

Which of the following statements is correct?

Accepted Answer

Pressure differences drive winds

Answer

Moon phases

Answer

Earth’s magnetic field

Answer

Ocean salinity

Question 29

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 30

Generally abundant condensation nuclei, high humidity and weak winds favor the formation of:

Accepted Answer

Pressure differences drive winds

Answer

Moon phases

Answer

Ocean salinity

Answer

Earth’s magnetic field

Question 31

Which of the following statements is correct?

Accepted Answer

My UAV will have the worst possible performance

Answer

My UAV will have normal performance

Answer

Must take a look at the weather forecast

Answer

Must carry out a preliminary inspection

Question 32

When air is compressed due to atmospheric pressure:

Accepted Answer

Pressure differences drive winds

Answer

Earth’s magnetic field

Answer

Ocean salinity

Answer

Moon phases

Question 33

Which of the following statements is correct?

Accepted Answer

Maintain VLOS; land if lost visibility

Answer

Continue using sensors only

Answer

Climb above obstacles

Answer

Ignore if GPS OK

Question 34

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 35

In the case of fog, the visibility compared to that detectable in mist is:

Accepted Answer

<1 km (fog)

Answer

Reduced visibility, typically 1–5 km

Answer

Exactly 500 m

Answer

>10 km

Question 36

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 37

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 38

Which of the following statements is correct?

Accepted Answer

Ceiling and Visibility OK: vis ≥10 km; no significant weather/clouds below 5,000 ft

Answer

Only calm winds

Answer

Any visibility >3 km

Answer

Only absence of precipitation

Question 39

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 40

Which of the following statements is correct?

Accepted Answer

The Operator

Answer

The Customer

Answer

The Observer

Answer

The Remote Pilot

Question 41

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 42

Are wind gusts dangerous for a UAV?

Accepted Answer

Yes: sudden changes in wind cause instability and high loads

Answer

Only above 500 m AGL

Answer

No: flight controller cancels all gusts

Answer

Only for fixed‑wing, not multirotors

Question 43

Which of the following statements is correct?

Accepted Answer

3800 ft

Answer

3300 ft

Answer

4800 ft

Answer

4300 ft

Question 44

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 45

Which of the following statements is correct?

Accepted Answer

Radiation fog (autumn–winter)

Answer

Upslope fog

Answer

Advection fog

Answer

Steam fog

Question 46

Which of the following statements is correct?

Accepted Answer

Suffers wind gusts more than a multicopter

Answer

Suffers gusts of wind like a multicopter

Answer

Does not suffer from gusts of wind

Answer

Suffers less from wind gusts than a multicopter

Question 47

Which of the following statements is correct?

Accepted Answer

It depends on the type of UAV (all-wing, multicopter, etc.).

Answer

The increase in real temperature

Answer

The increase in perceived temperature

Answer

No

Question 48

Which of the following statements is correct?

Accepted Answer

It is indifferent

Answer

30-50%

Answer

4

Answer

1

Question 49

Which of the following statements is correct?

Accepted Answer

A solar wind

Answer

Conduct

Answer

Induction

Answer

A stream of solar radiation

Question 50

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

Exam simulation Meteorology EASA Drone Quiz

Exam simulation EASA Drone Quiz Meteorology 50 questions on 60 minutes