Скачать или смотреть A laser beam has intensity of 4.0×1014 W/m2. The amplitude of magnetic field associated with beam is

JEE MAIN 22 Jan 2026 (Evening Shift) Question Solution

A laser beam has intensity of 4.0×1014 W/m2. The amplitude of magnetic field associated with beam is ____ T. (Take 0=8.85×10-12C2/Nm2 and c=3×108 m/s )
(1) 2.0
(2) 18.3
(3) 5.5
(4) 1.83

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