Question

Paheli had heard that rain water is as good as distilled water. So, she collected some rain water 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 1

Answer:

Paheli had heard that rainwater is as good as distilled water. ... In case of fire, before the firemen use the water hoses, they shut off the main electrical supply for the area. Explain why they do this. When the free ends of a tester are dipped into a solution, the magnetic needle shows deflection.

Explanation:

Answer 2

Answer:

Water can conduct electricity because it contains different kinds of impurities as well as ions. The rainwater is as good as distilled water. There are some kinds of impurities existing in the rainwater due to the atmosphere. The contaminants in the rainwater make it conducting, and electric current moving can generate a magnetic field which gives deflection in the needle of the compass.

Explanation:

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