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The energy associated with electric field is (U E ) and with magnetic field is (U B ) for an electromagnetic wave in free space. Then :

1. U E < U B
2. U E = B U 2
3. U E = U B
4. U E > U B CAREER POINT CAREER POINT , CP Tower, IPIA, Road No.1, Kota (Raj.), : 0744-6630500 | www.ecareerpoint.com Email: info@cpil.in Page # 14 JEE Main Online

Correct answer: U E = U B

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