Human Performance and Limitations - BPL Hot-Air Balloon Pilot Licence

Question 1

Air consists of oxygen, nitrogen and other gases. What is the approximate percentage of other gases?

Accepted Answer

1 %

Answer

21 %

Answer

0.1 %

Answer

78 %

Question 2

In which situation is it NOT possible to achieve a pressure compensation between the middle ear and the environment?

Accepted Answer

The Eustachian tube is blocked

Answer

During a light and slow climb

Answer

Breathing takes place using the mouth only

Answer

All windows are completely closed

Question 3

Visual illusions are mostly caused by...

Accepted Answer

Misinterpretation of the brain

Answer

Binocular vision

Answer

Rapid eye movements

Answer

Colour blindness

Question 4

For what approximate time period can the short-time memory store information?

Accepted Answer

10 to 20 seconds

Answer

3 to 7 seconds

Answer

30 to 40 seconds

Answer

35 to 50 seconds

Question 5

Which factor can lead to human error?

Accepted Answer

The bias to see what we expect to see

Answer

Double check of relevant actions

Answer

To be doubtful if something looks unclear or ambiguous

Answer

Proper use of checklists

Question 6

What is the percentage of nitrogen in the atmosphere?

Accepted Answer

78 %

Answer

0.1 %

Answer

21 %

Answer

1 %

Question 7

Which of the human senses is most influenced by hypoxia?

Accepted Answer

The visual perception (vision)

Answer

The tactile perception (sense of touch)

Answer

The olfactory perception (smell)

Answer

The auditory perception (hearing)

Question 8

The "Swiss cheese model" is used to explain how an accident can result from...

Accepted Answer

Error chain

Answer

Optimal problem solution

Answer

State of readiness of a pilot

Answer

Procedure for an emergency landing

Question 9

What is the percentage of oxygen in the atmosphere at 6000 ft?

Accepted Answer

21 %

Answer

78 %

Answer

12 %

Answer

18.9 %

Question 10

Which of the following symptoms may indicate hypoxia?

Accepted Answer

Blue discolouration of lips and fingernails

Answer

Blue marks all over the body

Answer

Muscle cramps in the upper body area

Answer

Joint pain in knees and feet

Exam questions Human Performance and Limitations - BPL Hot-Air Balloon Pilot Licence

BPL Hot-Air Balloon Pilot Licence: Human Performance and Limitations 10 Questions no time limit

Exam questions Human Performance and Limitations - BPL Hot-Air Balloon Pilot Licence

BPL Hot-Air Balloon Pilot Licence: Human Performance and Limitations 10 Questions no time limit

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