Question 1: State any three properties of magnetic lines of force.
Question 2: An Electromagnetic Waves has a time period of 4 x 10 -8 second. Calculate its frequency.
Question 3: Why does a freely suspended magnetic needle point in geographic North-South direction?
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https://www.meritnation.com/ask-answer/question/list-the-properties-of-magnetic-lines-of-force/magnetic-effects-of-electric-current/6292421
Due to paucity of time it would not be possible for us to provide the answers to all your queries. We are providing solutions to some your good queries. Try solving rest of the questions yourself and if you face any difficulty then do get back to us.
Kindly post your queries separately.