Calculate the Light Intensity 1 $54.7 \mathrm {~W} / \mathrm { m } ^ { 2 }$

question 70

Multiple Choice

Calculate the light intensity 1.45 m from a light bulb that radiates 100 W equally in all directions

• A) \(54.7 \mathrm {~W} / \mathrm { m } ^ { 2 }\)
• B) \(4.36 \mathrm {~W} / \mathrm { m } ^ { 2 }\)
• C) \(47.6 \mathrm {~W} / \mathrm { m } ^ { 2 }\)
• D) \(3.78 \mathrm {~W} / \mathrm { m } ^ { 2 }\)

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