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Radioactive materials are used in smoke detectors. as the smoke comes in-between the radioactive source and the sensor, an alarm goes off. which type of radiation should be used in a smoke detector? alpha particles beta particles gamma rays positron particles

User Lockhead
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2 Answers

3 votes
The correct answer here is Alpha Particles
User Kiril Kirilov
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alpha particles are used in smoke detectors as the ionise the air particles

User Oleg Shleif
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