12 / 20

While flying a general aviation aircraft, the use of a dry powder fire extinguisher in the cockpit has which serious disadvantage?

  • A

    Use of the extinguisher will produce a cloud of dust in the cockpit.

  • B

    Dry powder is ineffective on electrical fires.

  • C

    The propellant is toxic in confined spaces.

  • D

    The powder is toxic.

Looking at the answer options:

Use of the extinguisher will produce a cloud of dust in the cockpit --> CORRECT. Dry powder extinguishers can create a cloud of dust inside the cockpit which can impair visibility.

Dry powder is ineffective on electrical fires --> INCORRECT. Dry powder is indeed effective against electrical fires.

The propellant is toxic in confined spaces --> INCORRECT. While the cloud of dust created by a dry powder extinguisher may cause breathing difficulties, it is NOT toxic.

The powder is toxic --> INCORRECT. While the cloud of dust created by a dry powder extinguisher may cause breathing difficulties, it is NOT toxic.

Your Notes (not visible to others)



This question has appeared on the real examination, you can find the related countries below.

  • Austro Control
    1
  • Greece
    1
Keyboard Shortcut Use Keyboard Shortcuts