SELECT * FROM question_mgmt as q WHERE id=1294 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=2 AND subId=9 AND chapterId=43 and ex_no='1' AND status=1 ORDER BY CAST(question_no AS UNSIGNED)

Question:

Arrange the following type of radiations in increasing order of frequency:

(a) radiation from microwave oven

(b) amber light from traffic signal

(c) radiation from FM radio

(d) cosmic rays from outer space and

(e) X-rays.

Answer:

Cosmic rays < X-rays < radiation from microwave ovens < amber light < radiation of FM radio


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  • Answered by Ekta Mehta
  • 4 months ago

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