Department of Pre-University Education, KarnatakaPUC Karnataka Science Class 12
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How is the Speed of Em-waves in Vacuum Determined by the Electric and Magnetic Field? - Physics

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How is the speed of em-waves in vacuum determined by the electric and magnetic field?

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Solution

The speed of the ​em-waves in vacuum is determined by the ratio of peak value of electric and magnetic fields.
c=E0/B0

Concept: Electromagnetic Waves
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2016-2017 (March) Delhi Set 1
Q 5

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2016-2017 (March) Delhi Set 1 (with solutions)
Q 5 | 1 mark
2016-2017 (March) Delhi Set 2 (with solutions)
Q 4 | 1 mark
2016-2017 (March) Delhi Set 3 (with solutions)
Q 2 | 1 mark

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