A 100 w lightbulb produces 40 w of visible light what is, Physics

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A 100 w lightbulb produces 40 w of visible light what is

A 100 W lightbulb produces 4.0 W of visible light.

(a) What is the light intensity on a wall 3.0 m away from the lightbulb?

(b) Where did the 96 W go?

(c) A krypton laser produces a cylindrical red laser beam 3.0 mm in diameter with 4.0 W of power. What is the light intensity on a wall 5.0 m away from the laser?

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Physics: A 100 w lightbulb produces 40 w of visible light what is

Reference No:- TGS0651719

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Physics: A 100 w lightbulb produces 40 w of visible light what is

Reference No:- TGS0651719

Recent Questions Asked Physics

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