Electromagnetic Waves Part 1

Section: Physics

Question : 26 of 100

Marks: +1, -0

An electric bulb is rated as 200W. What will be the peak magnetic field at 4m distance produced by the radiations coming from this bulb? Consider this bulb as a point source with 3.5% efficiency.

[24-Jun-2022-Shift-2]

1.19×10−8T
1.71×10−8T
0.84×10−8T
3.36×10−8T

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