SELECT * FROM question_mgmt as q WHERE id=6679 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=12 AND subId=16 AND chapterId=377 and ex_no='1' AND status=1 ORDER BY CAST(question_no AS UNSIGNED) CBSE Free NCERT Solution of 8th science Chemical Effects of Electric Current paheli had heard that rainwater is as good as dist

Question:

Paheli had heard that rainwater is as good as distilled water. So she collected some rainwater in a clean glass tumbler and tested it using a tester. To her surprise she found that the compass needle showed deflection. What could be the reasons?

Answer:

Rain water contains a large amount of impurities like acids, minerals etc. which makes the rain water a good conductor of electricity and the compass needle shows deflection.


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  • Answered by Ekta Mehta
  • 4 months ago

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