Paheli had heard that rainwater is as good as distilled water. So she collected some rainwater in a clean glass tumbler aifd tested it using a tester. To her surprise she found that the compass needle showed deflection. What could be the reasons ?
Paheli had heard that rainwater is as good as distilled water. So she collected some rainwater in a clean glass tumbler aifd tested it using a tester. To her surprise she found that the compass needle showed deflection. What could be the reasons ?
Harshit Singh , 4 Years ago
Grade 12th pass
