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ELECTROMAGNETIC WAVES MCQs

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1. . The field around a moving charge is called:





2. . The magnetic effect near the current-carrying conductor was discovered by:





3. . Which one of the following metals is nonā€“magnetic substance?





4. . The magnetic field at a point due to a current-carrying conductor is proportional to:





5. . Two lines of magnetic force:





6. . A changing magnetic flux produces around itself an induced:





7. . The electric field induced around a changing magnetic flux varies as:





8. . The electromagnetic waves travel in free space with the speed of:





9. . The average temperature of the earth atmosphere is:





10. . The minimum frequency of radio waves is:





11. . In electromagnetic waves, the electric and magnetic field are:





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