Multiple choice

Directions: Choose the word that best expresses the meaning of the given phrase.

A device so designed that when it fails, it doesn’t injure the operator or damage the equipment

  1. Fail-proof

  2. Safety-first

  3. Fault-free

  4. Fail-safe
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

'Fail-safe' is the correct answer as this correctly defines the situation.

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