Answered

5. Which of the following is a common type of smoke detector used in residential settings?

A. Ionization
B. Photoelectric
C. Both A and B
D. None of the above



Answer :

GinnyAnswer

Final answer:

Ionization-type smoke detectors in homes use americium-241 to ionize the air and detect smoke.


Explanation:

Ionization-type smoke detectors, commonly used in residential settings, utilize americium-241 as an alpha emitter to ionize the air within the detector. When smoke enters the chamber, it disrupts the ion flow, triggering the alarm.


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