1 The housing enclosure allows smoke but not light inside. With smoke present in the container light...
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Question:
1
The housing enclosure allows smoke but not light inside. With smoke present in the container light is scattered around the barrier on to the photo-cell and an alarm is triggered. This device is known as: Select one: O a. HEAT DETECTOR b. FLAME DETECTOR O c. None O d. SMOKE DENSITY DETECTOR
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