Assume that a $7\mathrm{.}0-$cmcm$-$diameter, $50$ W light bulb radiates all its energy as a single wavelength of visible light.

Part A

Estimate the electric field amplitude at the surface of the bulb.

Express your answer with the appropriate units.

Activate to select the appropriates template from the following choices. Operate up and down arrow for selection and press enter to choose the input value typeActivate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value type

EE $=$

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Part B

Estimate the magnetic field amplitude at the surface of the bulb.

Express your answer with the appropriate units.

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BB $=$

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