Question

A child staying in coastal area tests the drinking water and also the seawater with his tester.He finds that the compass needlee deflects more in case of sea water.Can you explain the reason?

Answer 1

Explanation:

A child staying in a coastal region tests the drinking water and also the seawater with his tester. ... Hence, sea water has more conductivity of electricity. It produces a stronger magnetic field in the wire. Hence, the compass needle deflects more in the case of seawater