Ten High-Technology Batteries Are Tested for 200 Hours Each

question 117

Multiple Choice

Ten high-technology batteries are tested for 200 hours each. One failed at 20 hours; another failed at 140 hours; all others completed the test. FR(%) is __________ and MTBF is __________.

• A) 20%; 880 hours
• B) 10%; 1980 hours
• C) 20%; 1760 hours
• D) cannot calculate from information provided
• E) 80%; 920 hours

---

Definitions:

Freud's Stages

A psychoanalytic theory proposed by Sigmund Freud, which outlines five stages of psychosexual development.

Masturbate

The act of self-stimulating one's own genitals, often leading to sexual arousal or orgasm.

Developmental Tasks

Skills and behaviour patterns learned during stages of development.

Terminal Illness

A disease or condition that is considered incurable and is expected to lead to the death of the patient within a relatively short time frame.